Blog - useful articles about locks
Expert articles about locks, keys and security. Practical advice for home and office.
We have collected practical articles that help with questions related to locks and security. Search or filter by topic below.
209 articles
My ex-partner kept the key to the apartment - is it worth changing the lock?
Let's call the client Anna. After several years of marriage, Anna broke up with her partner. He moved out of the apartment, took his personal belongings…
Read moreThe tenant has moved out and returned all the keys—does the lock still need to be changed?
Let's call the owner of the apartment Martin. Martin rented out an apartment in Tallinn for several years. After the end of the contract, the tenant…
Read moreThe child lost the key on which the apartment address was indicated - what to do?
Let's call the client Elena. After school, her child discovered that the set of keys was no longer there. An ordinary loss in itself is already…
Read moreWe bought an apartment - is it worth changing the locks after receiving the keys?
Let's call the new owner Alexander. After purchasing the apartment, Alexander received four keys from the seller. The lock worked well. The door was of…
Read moreThe original lever key opened the door yesterday, but today the lock does not accept it
Let's call the client Sergey. In the evening, Sergei came home, opened the door with a regular key, and later closed the lock with the same key. Nothing…
Read moreThe old “Belarusian semi-automatic” began to break down - is it worth looking for the same lock as a replacement?
Let's call the client Victor. For many years there was a lock on the old front door, which in everyday life is sometimes called: The mechanism worked as…
Read moreIs it worth repairing or changing the lock yourself to save on a locksmith?
Let's call the client Olga. The lock stopped working properly. She watched several videos and decided: Sometimes there really are simple operations that…
Read moreShould you install a lock on your apartment that automatically slams?
Let's call the client Mark. There was a lock on his door that automatically locked after closing. This was convenient: But one day Mark went out to take…
Read moreWindow bars: do they increase safety or create additional risk?
Let's call the client Alexander. The apartment was on the ground floor, and he was considering installing metal bars. From a defense perspective, the idea…
Read moreWhy it is useful to check the lock with a key, even if the door closes automatically
Let's call the client Thomas. The door was automatically locked after closing, so the key was practically not used to leave the apartment. One day the…
Read moreCan an apartment be considered safe if the doors have good locks, but the windows are easily accessible?
Let's call the client Natalia. She installed a quality front door and new locks. The apartment was on the ground floor. Security assessments have…
Read moreA new car does not open with a mechanical key after the battery is discharged - why does this happen?
Let's call the client Denis. The car stood for a long time. The battery is dead. The key fob has stopped working. Denis took out a mechanical key and…
Read moreAfter an emergency opening, should the entire door lock be replaced or just the damaged part?
Let's call the client Mikhail. After a malfunction, the door had to be opened emergencyly. The next question arose immediately: Not necessarily.
Read moreThe car door is stuck - why you need to first determine the reason, and not try to open it by force
Let's call the client Anton. In the morning, the car door suddenly stopped opening. The key fob reacted unstably, and the mechanical key also did not give…
Read moreSeven practical habits that will help you deal with lock problems less often
Many problems cannot be completely prevented. Mechanics wear out, doors change geometry, and keys sometimes simply get lost. But a few simple habits can…
Read moreThe key broke inside the lock - what to do and what you definitely shouldn’t try
Let's call the client Robert. The lock had been working hard for several weeks. One day Robert applied a little more force and the key broke. Part…
Read moreI lost my bag, there were documents and keys to the apartment inside - what to do?
Let's call the client Maria. After a trip around the city, Maria discovered that her bag was missing. Inside were personal belongings, documents and a set…
Read moreThe key began to be difficult to pull out of the lock - is it worth waiting for the problem to go away on its own?
Let's call the client Andrey. For several weeks he noticed a strange thing: after closing the door, the key sometimes did not want to come out of the…
Read moreAfter renovating the apartment, several workers had the keys - do you need to change the lock?
Let's call the owner of the apartment Oleg. He spent several months making repairs. During this time, access to the apartment at different points was…
Read moreYou have to lift the door to close it - is the problem with the lock or the door itself?
Let's call the client Thomas. At first the door closed normally. Then he noticed that the key turned easier if he pressed the door a little. After a few…
Read moreThere are unusual scratches on the cylinder - is this wear or an attempt to tamper with the lock?
Let's call the client Christina. One morning she noticed several scratches near the keyhole that didn’t seem to be there before. The lock was opening. The…
Read moreThe key broke inside the lock - is it possible to open the door without completely replacing the mechanism?
Let's call the client Igor. For several weeks he noticed that the key began to turn more difficult than usual. Sometimes I had to change the angle a…
Read moreThe key began to turn freely in the lock, but the door did not open
Let's call the client Roman. In the evening he inserted the key into the lock and noticed an unusual thing. The key turned easier than usual. It's almost…
Read moreThe door slammed, but the key remained inside the apartment
Let's call the client Natalia. She left the apartment for just a few minutes. The keys were left on the table. The door closed behind her. At first the…
Read moreYou once left a spare key for a neighbor - is it worth changing the lock after a conflict?
Let's call the client Alex. For several years he communicated well with his neighbor. During trips, Alex sometimes asked him: Therefore, the neighbor kept…
Read moreAfter the frost, the lock began to open poorly - is this temporary or is the mechanism already faulty?
Let's call the client Mark. The lock worked fine throughout the fall. But after several cold days, Mark noticed that in the morning the key began to fit…
Read moreThe key is stuck in the lock and cannot be pulled out - what should I do?
Let's call the client Victor. He opened the door with a regular key, turned it back to its original position and tried to pull it out. The key didn't come…
Read moreThe door suddenly stopped closing - the lock is working, but the door does not lock
Let's call the client Svetlana. In the morning the door worked fine. In the evening she returned home and noticed something strange: the door was closing,…
Read moreThe key works on one side of the door, but does not work on the other.
Let's call the client Dmitry. From inside the apartment the lock worked fine. The key was inserted, turned and opened the door. But outside, the same key…
Read moreThe new cylinder is installed, but if the key is inserted from the inside, the door does not open from the outside
Let's call the client Martin. After replacing the cylinder, he noticed an unusual feature. If a key was left in the lock inside the apartment, the second…
Read moreThe owner came home, but his usual key suddenly no longer fits the lock.
Let's call the client Alexander. He used the same key for several years. One day I returned home, inserted the key, and discovered that it no longer…
Read moreThe key is bent but still opens the door - can I continue to use it?
Let's call the client Artyom. One day he noticed that the main key to the apartment was slightly bent. Not much - it was visually noticeable only if you…
Read moreAfter the move, the movers and craftsmen had the keys to the new apartment for some time
Let's call the client Ksenia. She bought an apartment and almost immediately began moving. Over the course of several weeks, the keys were used by…
Read moreThe lock cylinder began to hang in the door - how serious is this?
Let's call the client Raivo. He noticed that when he inserted the key, the cylinder moved slightly with him. At first the movement was barely noticeable.…
Read moreThe lock closes one turn, but on the second it starts to jam
Let's call the client Nikolai. Previously, he always closed the door two full turns of the key. Over time I noticed something strange. The first…
Read moreBefore the vacation, the owner realized that he no longer remembers who has the spare keys
Let's call the client Anton. Before a long trip, he began checking the apartment. I turned off the water, turned off unnecessary appliances, and asked a…
Read moreThe key began to open the lock only on the second or third try
Let's call the client Eugene. For several months his lock worked without any problems. Then a little strangeness appeared. Sometimes the key would go in…
Read moreAfter repairing or replacing the door, the old lock began to constantly jam
Let's call the client Ian. The apartment was undergoing renovation. The door was removed, adjusted, and some of the fittings were changed. The lock itself…
Read moreAn elderly person finds it difficult to turn the key - is it a problem with hand strength or with the lock?
Let's call the client Galina. She used the same front door for many years. Over time, closing the lock became more difficult. At first, Galina thought…
Read moreThe apartment was rented out on a daily basis many times - how many keys to it exist now?
Let's call the owner of the apartment Maxim. For several years the apartment was used for short-term rentals. During this time, dozens of different guests…
Read moreThe cylinder protrudes noticeably from the door - is this normal and safe to leave like this?
Let's call the client Robert. After buying an apartment, he began to look more closely at the front door. The lock worked fine. But the cylinder on the…
Read moreThe door won't open: when should you call a locksmith?
A lost key, a slammed door, or a suddenly jammed lock are situations in which it is easy to act too quickly. Let's call the client Alexander. In the…
Read moreWhy a good master tries to open the door without damaging the lock and door
Let's call the client Marina. She had lost the key to the apartment and was sure that now she would have to drill out the lock, change the cylinder, and…
Read moreWhy you shouldn’t experiment with a jammed lock yourself
Let's call him Daniil. The lock started to malfunction a few weeks ago. Daniel learned to open it with a certain movement: move the key a little, pull the…
Read moreHow to understand that the installed lock no longer meets your security requirements
This article is based on the general theme of one of the materials provided - the difference between simpler and more complex locking systems. The source…
Read moreHow to choose a specialist for emergency door opening and why checking access rights is important
Let's call the client Ekaterina. Late in the evening she lost the key and began looking for the nearest locksmith. There were many offers. Another…
Read moreLost the keys to the apartment - what to do first?
Let's call the client Alexey. After a day of work, he approached the apartment door and only then realized that there were no keys. I checked my pockets.…
Read moreWhy the experience of a master is more important than an expensive tool
Let's call the client Stanislav. When the door stopped opening, he called a mechanic and first of all turned his attention to the tools. A completely…
Read moreWhy some locks are more difficult to open even for a professional locksmith
Let's call the client Arthur. He had lost the key to the front door and expected the locksmith to solve the problem in a few minutes. But after the…
Read moreThe repairman has arrived, but does not immediately begin to open the door - why diagnostics are needed first
Let's call the client Victoria. She had been standing in front of the closed apartment for almost an hour and, when the master finally arrived, she was…
Read moreCan you trust the promise “we will open any lock without damage”?
Let's call the client Oleg. While looking for an emergency repairman, he saw several advertisements. One thing promised: Sounds great. But is it possible…
Read moreWhy the “most complex lock” is not always the best choice for your door
Let's call the client Konstantin. After buying an apartment, he decided to install the most secure system. The logic seemed obvious: He began to look for…
Read moreLost the keys to the apartment - what to do first?
Let's call the client Alexey. After a day of work, he approached the apartment door and only then realized that there were no keys. I checked my pockets.…
Read moreThe electronic lock stopped opening - check the simple reasons first
Let's call the client Mark. His apartment had an electronic lock installed. Every day the door opened in the usual way, but one evening the system stopped…
Read moreHow a master decides whether a door can be opened without damage
Let's call the client Vladimir. He found himself in front of a closed door without a key. But what bothered him most was not the wait for the master. The…
Read moreHow does a secure lock differ from just an expensive lock?
Let's call the client Mikhail. He was choosing a new lock for the front door and was quickly faced with dozens of promises: After several hours of…
Read moreWhy the master should check your right to open the door
Let's call the client Andrey. He lost his keys and called a mechanic late at night. When the specialist began to clarify who the owner of the apartment…
Read moreWhy you shouldn’t choose a specialist only at the lowest price
Let's call the client Nikolai. Late in the evening, he was unable to open the apartment door and began calling emergency services. One master quoted a…
Read moreWhy you can’t focus only on the speed of the technician’s arrival
Let's call the client Elena. She stood in front of a closed apartment late at night. The main criterion when searching for a master was: This is…
Read moreWhy a modern lock may also stop working one day
Let's call the client Renata. A few years ago he installed a modern, expensive lock. The mechanism worked well, so Renat practically stopped paying…
Read moreWhat does it mean to “open the door carefully” and why this does not always mean keeping the lock itself
Let's call the client Andrey. He called a repairman after the lock finally jammed. First question: The desire is understandable. But here it is important…
Read moreWhy an emergency opening technician should be able to say “no”
Let's call the client Sergey. Once he observed a situation where a person tried to order the opening of a premises, but could not properly explain his…
Read moreWhy the master cannot always name the exact price before inspecting the door
Let's call the client Paul. He couldn’t open the apartment door and called the foreman. The first question was obvious: But the specialist asked first to…
Read moreWhy the same lock can behave completely differently for two clients
Let's call the client Robert. His neighbor had the same lock. Externally, the models looked the same. When Robert's lock began to jam, he decided: But the…
Read moreIs it possible to open the door yourself using a video from the Internet?
Let's call the client Maxim. When the door slammed, he opened YouTube and found dozens of videos. Some promised: Everything looked simple in the video.…
Read moreWhy a complex lock can take more time, even if the locksmith is experienced
Let's call the client Ilya. After losing the key, he needed an emergency opening. He expected that an experienced specialist would definitely open any…
Read moreWhy it is important to check the lock after an emergency opening, even if it works again
Let's call the client Oscar. His lock once completely jammed. After access was restored, the mechanism began to open again. Oscar decided: But the reason…
Read moreWhy, after losing a key, sometimes it is enough to replace the cylinder, and not the entire lock
Let's call the client Dmitry. He lost the key to the apartment and immediately assumed the worst: After inspection, it turned out that the door system…
Read moreWhat to do if the key is lost and the apartment is now open
Let's call the client Anna. She was at home and only in the evening she noticed that the second set of keys was missing. That is, emergency opening was…
Read moreWhy not every old lock needs to be replaced urgently
Let's call the client Vladislav. There was a fairly old lock in his apartment. An acquaintance once said: But the mechanism itself: The age of the lock is…
Read moreWhy a technician may recommend adjusting the door first rather than changing the lock
Let's call the client Arthur. He made a simple complaint: Arthur was sure that the mechanism was worn out and needed to be replaced. But when the door was…
Read moreWhy a professional shouldn't turn your door into a demolition show
Let's call the client Mikhail. After completing the job, he thought about what information the master actually received during the call. The specialist…
Read moreWhy, after unsuccessful independent attempts, it is important to immediately tell the master what exactly you did
Let's call the client Igor. His key stopped turning normally in the lock. At first, Igor tried to solve the problem on his own. He applied more force…
Read moreWhy a good locksmith sometimes recommends replacing an old lock rather than repairing it
Let's call the client Valery. After several years of use, his lock began to periodically jam. After another malfunction, Valery asked: This is a…
Read moreWhy a lock can be difficult to open in an emergency, but inconvenient in everyday life
Let's call the client Matthias. When choosing a new system, he focused almost exclusively on the maximum complexity of the mechanism. Later it turned out…
Read moreWhy a professional locksmith should not demonstrate to the client all the ways to open locks
Let's call the client Roman. After the emergency opening, he became interested: The interest is understandable. But there is a line between explaining the…
Read moreWhy the review “they opened it for me in two minutes” does not always mean that the master is better
Let's call the client Eric. Before calling the master, he read the reviews. One particularly impressed me: Eric decided that the speed of work was the…
Read moreWhy a master may refuse to continue working if the risk of damage has become too high
Let's call the client Anton. The lock of his apartment was stuck in the closed position. The technician began diagnostics, but after a while he stopped…
Read moreWhy, after one accidental jamming of a lock, you don’t always need to change it immediately
Let's call the client Lyudmila. One evening her key suddenly did not want to turn. After several quiet attempts and changing the position of the door, the…
Read moreWhy, after losing your keys, it is important to solve not only the issue of opening the door, but also the issue of old keys
Let's call the client Semyon. He lost his set of keys and couldn't get home. The master restored access. The main problem seemed to be solved. But a…
Read moreWhy, when calling a repairman, it is important to say exactly: the door is slammed or locked with a key
Let's call her Ekaterina. On the phone she said: When the master arrived, it turned out that the door did not just slam shut - before leaving, Ekaterina…
Read moreWhat should the master do after the door is already open
Let's call the client Martin. After the emergency opening, the master reported: The door actually opened. But Martin still has a few questions: *does…
Read moreWhy you can’t consider any new sound in the lock a trifle
Let's call the client Andrey. For several years his lock worked the same way. One day, when turning the key, a new metallic click appeared. A few days…
Read moreWhy you can’t constantly “get used” to a poorly working key
Let's call the client Marina. At first the key opened the door normally. Then I needed to move it a little. After some time, Marina already automatically…
Read moreWhy, after replacing the cylinder, it is worth checking the operation of the door several times before the technician leaves for the final time
Let's call the client Oleg. After replacing the cylinder, the new key worked. Once the door opened and closed normally. It seemed that the work was…
Read moreWhy, after trying to influence the lock, it is important to check not only the cylinder
Let's call the client Sergei. He noticed fresh damage near the keyhole. The lock was still opening. My first thought was: But external interference can…
Read moreWhy a technician may recommend replacing security fittings, even if the lock itself is working properly
Let's call the client Raivo. His lock worked well. The key turned normally. There were no mechanical problems. But upon inspection it turned out that the…
Read moreThe car is locked, the keys are still inside - is it necessary to open the door?
Let's call the client Andrey. He got out of the car for just a minute. The door closed, but the key remained inside the car. After several calls to…
Read moreIs it true that a door lock can be opened with a regular paper clip?
Let's call the client Martin. He saw a video on the Internet where a man opened a simple lock with an ordinary paper clip. After this a logical question…
Read moreWhat is better in case of emergency opening: keep the lock or open the door as quickly as possible?
Let's call the client Denis. The lock of his apartment stopped opening. The first wish was simple: But after access was restored, it would turn out that…
Read moreWhen is it really time to change the lock, and when can you keep the old one?
Let's call the client Alexander. His entrance lock was already many years old. The mechanism worked, but several friends advised: Alexander decided to…
Read moreThe lock cylinder has started to jam - should I repair it or replace it right away?
Let's call the client Irina. She noticed that the key had become harder to turn lately. Sometimes I had to reinsert it several times. A question has…
Read moreWhy does a car lock start to work poorly and when does it make sense to repair it?
Let's call the client Nikita. At first, the driver's door began to open with the key only on the second try. Then the key began to go in harder. In winter…
Read moreHow to choose a lock repairman if you are not knowledgeable about locks
Let's call the client Ksenia. The lock began to jam, and she opened the search. There were many offers: But how can a person who does not understand…
Read moreFive common reasons why a lock that was previously working starts to work poorly
Let's call the client Oleg. His question sounded very typical: In fact, a lock doesn't have to experience one major event for it to start to perform…
Read moreWhy the experience of a master is more important than the number of tools in a suitcase
Let's call the client Vadim. When the master arrived to the call, Vadim drew attention to the professional tool and asked: In practice, the tool is only…
Read moreAfter trying to tamper with the lock, it still works - should I replace it?
Let's call the client Roman. In the morning he discovered damage near the front door cylinder. The key still opened the lock. The first thought was…
Read moreWhy it's sometimes better to replace a cylinder now rather than wait until it's completely seized
Let's call the client Elena. At first the key just became a little harder to turn. After a month, it already had to be inserted several times. But the…
Read moreWhy your car's mechanical lock needs to be checked sometimes, even if you always use the key fob
Let's call the client Thomas. For several years he opened the car exclusively remotely. I almost never had to use a mechanical key. One day the car…
Read moreWhy an incorrect installation of a new lock can be worse than an old, working one
Let's call the client Maxim. He decided to independently replace the old lock with a more modern model. The new mechanism looked much better. But after…
Read moreWhy street and garage locks are more likely to suffer from moisture and corrosion
Let's call the client Victor. The garage lock worked fine in the summer. In the fall, the key began to turn harder. After winter, the mechanism began to…
Read moreAfter repairing the lock, the problem returned after a few weeks - why?
Let's call the client Natalia. Her lock began to be difficult to close. The mechanism was serviced and worked fine again for a while. A few weeks later…
Read moreWhat should be included in a normal check after installing a new lock
Let's call the client Mikhail. After installing the new lock, the master turned the key once and said: Mikhail thought: For a normal test, more than one…
Read moreCan a poor quality duplicate key gradually damage the lock?
Let's call the client Alexander. After making a new key, he noticed something strange. The old key worked fine, but the new ones had to be moved up and…
Read moreThe central locking works with the key fob, but the key does not open the door - what’s wrong?
Let's call the client Denis. The car opened properly using the key fob. Therefore, the mechanical key was practically not used. One day Denis decided to…
Read moreThe lock opens with a key, but does not respond to the key fob - do I need to change the cylinder?
Let's call the client Maxim. One day the car stopped opening remotely. The key fob gave a signal, but the driver's door did not respond. At the same time,…
Read moreLost the key, but the lock is fully functional - then why change anything at all?
Let's call the client Anna. She lost one set of apartment keys. I left a spare set at home. The lock worked perfectly. Anna asked: The answer has nothing…
Read moreWhy repairing a lock should begin not with lubrication, but with understanding the reason
Let's call the client Sergei. The key started to stick a little. The first advice that Sergey received: This seems like a simple solution. But eating can…
Read moreWhy two identical cylinders can last completely different times
Let's call the client Paul. He installed identical cylinders on two doors. One mechanism on the apartment door worked for many years without any problems.…
Read moreWhy after replacing a lock it is worth saving information about the model and set of keys
Let's call the client Andres. A few years ago his lock was replaced. The work went well, he immediately threw away the documents and packaging. A few…
Read moreWhy is a lock installation guarantee more important than the promise “this lock will never break”
Let's call the client Robert. When choosing a new lock, he heard from the seller: Sounds convincing. But no mechanical mechanism can be honestly…
Read moreWhy, after replacing the cylinder, the old keys must be immediately separated from the new ones
Let's call the client Ilya. After losing one set of keys, he replaced the cylinder. The new mechanism worked fine, and the master handed over a new set.…
Read moreWhy you can’t judge the quality of a lock only by how hard it is to open it without a key
Let's call the client Marek. He chose a new lock and asked only one question: The logic is clear. But safety is not just one characteristic. The material…
Read moreWhy the lock may start to jam after washing the car
Let's call the client Artyom. After a winter wash, he noticed that the mechanical lock on the driver's door began to work worse. The key went in fine, but…
Read moreWhy one wrong key can get stuck in the lock
Let's call the client Olga. There were several similar keys on the ring. One day she accidentally put the wrong one in the door. The key entered…
Read moreWhy after repairing a lock you need to check not only the key, but also the door handle
Let's call the client Denis. The lock has been repaired. The key worked great again. But after a couple of days, Denis noticed that the pen was coming…
Read moreWhy you shouldn’t continue to use a badly bent key
Let's call the client Yana. The key was slightly bent after being accidentally pressed down. But he still opened the door. Ian decided: The problem is…
Read moreWhy after several repairs of one lock, a replacement may become cheaper
Let's call the client Sergei. Over the course of several years, the same mechanism was repaired three times. Each individual repair cost significantly…
Read moreWhy a good locksmith, after replacing a lock, should give the client all the keys to the new set
Let's call the client Ekaterina. After installing the new cylinder, she was given several keys. She didn't think anything of it. Later a simple question…
Read moreWhy after replacing the cylinder the key should work equally easily from the first day
Let's call the client Alexey. After replacing the cylinder, the new key opened the door, but it felt strange. Sometimes it was necessary to slightly…
Read moreWhy, after losing your only key, is it better to immediately tell the locksmith the exact model of the door or lock?
Let's call the client Andres. He lost his only key to the apartment. During the call the master asked: Andres replied: For the owner, this description…
Read moreWhy when choosing a new lock you can’t focus only on the price of the mechanism itself
Let's call the client Robert. He compared two versions of the lock. One was cheaper. The second one is noticeably more expensive. The logical question…
Read moreWhy a lock may begin to work worse after winter even without obvious rust
Let's call the client Martin. There was a cylinder on the outside door that worked without problems for several years. After another winter, the key began…
Read moreWhy the technician may suggest replacing the cylinder after a break-in attempt, even if the key still turns
Let's call the client Sergei. After returning home, he noticed fresh damage to the outside of the cylinder. The key worked. The door was opening.…
Read moreWhy, when opening a car in an emergency, it is more important to preserve the geometry of the door than to gain a couple of minutes
Let's call the client Dmitry. He accidentally locked the keys inside the car. One of the suggested options seemed very quick - to physically bend the top…
Read moreWhy not every door lock technician is equally knowledgeable about automotive or electronic systems
Let's call the client Anton. He needed help with an unusual access system. My first thought was: But the scope is much broader. The training material…
Read moreWhy preventive diagnostics of a lock can be cheaper than one emergency visit
Let's call the client Victor. His lock had been showing slight signs of trouble for several months: But the mechanism still worked. Victor postponed…
Read moreThe key has started to stick a little - is it necessary to immediately change the cylinder?
Let's call the client Alexander. Over the last few weeks he has noticed that the key sometimes enters the cylinder less smoothly. The lock continued to…
Read moreWhy after repair the lock needs to be checked several times, and not just turn the key once
Let's call the client Roman. After the repair, the master inserted the key, opened the lock once and said: Roman thought: This is a reasonable question.…
Read moreWhy a lock on a frequently used door may wear out faster than the same lock at home
Let's call the client Maxim. Identical cylinders were installed: The home mechanism worked fine for years. The office one began to show signs of wear much…
Read moreWhy you can’t choose a lock for an external door based only on appearance
Let's call the client Andrey. He was choosing a cylinder for the door of a small utility room. One option looked neat and was inexpensive. But the door…
Read moreIs it worth changing a regular mechanical lock to an electronic one just because it is more modern?
Let's call the client Peter. The old mechanical lock worked fine. But Peter saw new electronic and smart systems controlled from a smartphone. A thought…
Read moreWhy a complex lock may require more emergency work - and that's okay
Let's call the client Mikhail. He had a mechanism of increased complexity installed. When the key was lost, Mikhail expected: But the design of the system…
Read moreWhy a good repairman should explain after a repair how to avoid a repeat breakdown
Let's call the client Sergei. The lock has been repaired. The work was done fine. But Sergei still didn’t understand: If the cause was operation or…
Read moreWhy when choosing a master it is more useful to ask about similar works than just “how many years have you been working”
Let's call the client Eduard. He chose a specialist for an unusual lock and asked everyone one thing: The answers sounded solid. But then a more precise…
Read moreWhy, after trying to fix a lock on your own, the locksmith first checks what you have already done
Let's call the client Nikolai. The lock began to jam. First, Nikolai decided to figure it out himself: The problem persisted, so he called a repairman.…
Read moreWhy a lock may work in the morning and jam in the evening on the same day
Let's call the client Raivo. In the morning the door opened completely normally. In the evening, the same key suddenly began to move heavily. After…
Read moreWhy after replacing the lock it is important to check whether the door has become harder to close
Let's call the client Oscar. He had a new lock installed. The key itself worked well. But after closing the door, Oscar noticed that now he had to press…
Read moreWhy an old cylinder may be serviceable, but no longer meet safety requirements
Let's call the client Mikhail. His cylinder worked for many years without a single malfunction. The keys were intact. The mechanism did not jam. But…
Read moreWhy is there too much key play in the cylinder worth checking?
Let's call the client Anton. He noticed that the key inside the cylinder began to move noticeably more freely than before. The lock was still opening. But…
Read moreWhy you can’t evaluate a locksmith only by how many locks he promises to open
Let's call the client Konstantin. He was choosing a specialist and saw an advertisement: Sounds confident. But Konstantin was interested in something…
Read moreWhy is it important to find out which parts were actually replaced after lock repair?
Let's call the client Paul. After the repair the master said: The lock worked. But Paul did not understand: This is useful information for the client. In…
Read moreWhy a lock problem sometimes turns out to be a whole door problem
Let's call the client Mark. His complaint was simple: But after inspection it turned out that the mechanism itself was almost intact. The problem was…
Read moreThe key is missing, but it’s unclear whether it’s at home or lost on the street
Let's call the client Olga. In the morning she could not find one of the keys to the apartment. Usually it was in the same place, but this time there was…
Read moreIf you bought a used car, should you think about the old keys?
Let's call the client Denis. He bought a used car and received two keys. Both worked fine. The seller seemed reliable, the car was officially registered,…
Read moreThe lock started clicking, crunching or making a new sound - is this normal?
Let's call the client Paul. The lock worked. The door was opening. The key was turning. But one day Pavel noticed a new sound. First a slight click. A few…
Read moreThe doorknob is loose or won't come back - can you continue to use the door?
Let's call the client Irina. At first the door handle was a little loose. Then, after pressing, it began to return to its original position more slowly.…
Read moreThe previous tenant did not return all the keys and says that he lost one
Let's call the owner of the apartment Mikhail. Upon check-in, the tenant received three keys. A year later the contract ended. When transferring the…
Read moreWhy a lock can only work poorly in winter, but be fully functional in summer
Let's call the client Victor. Every summer, the lock on his outside door worked fine. In the fall, little resistance emerged. In winter, the key began to…
Read moreWhy the problem with the lock may not go away after replacing the key
Let's call the client Oleg. His old key was noticeably worn. He made a new duplicate and expected the lock to start working perfectly again. But the new…
Read moreWhy, after adjusting the door, the lock may suddenly start working much easier
Let's call the client Artyom. For several months he was sure that the lock was worn out. To close you had to: But after adjusting the door leaf, the…
Read moreWhy a lock can open normally, but not close well
Let's call the client Paul. When returning home, the key easily opened the door. But in the evening, when trying to close the apartment, there was…
Read moreWhy, after repairing an old lock, it is worth asking how long the solution will last
Let's call the client Andrey. The old lock was restored. The cost of repairs was lower than replacement, so Andrey was satisfied. But later a question…
Read moreWhy a cheap lock replacement can become expensive after remodeling a door
Let's call the client Maxim. He found an inexpensive new lock and decided to install it in place of the old one. The price of the mechanism looked very…
Read moreWhy after an emergency opening the lock cannot be automatically considered damaged
Let's call the client Elena. The door slammed shut. The master restored access. After this, Elena asked: No. The mere fact of emergency opening does not…
Read moreWhy a locksmith might recommend keeping your old lock even if you were ready to buy a new one
Let's call the client Robert. His lock began to work harder, and Robert decided in advance: After diagnostics, the technician discovered that the…
Read moreThe key is stuck in the lock and cannot be pulled out - what should I do?
Let's call the client Alexander. In the evening he opened the apartment door as usual, but after turning he discovered that the key no longer came out of…
Read moreThere is a foreign object or glue in the keyhole - what to do?
Let's call the client Martin. One morning the key suddenly stopped going completely into the cylinder. Yesterday everything worked fine. Upon inspection,…
Read moreThe last set of keys to the apartment is lost - how to get home?
Let's call the client Elena. She returned home and only at the door she discovered that there were no keys in her bag. There is no spare set left either.…
Read moreIs it possible to open an apartment if the owner is not there right now?
This is one of the situations where the technical ability to open the door and the right to do so are completely different things. Let's imagine the…
Read moreThe machine is locked - why does the master ask you to confirm that you have the right to open it?
Let's call the client Sergei. He left the key inside the car and called a mechanic. After arriving, the specialist first asked to confirm Sergei’s…
Read moreKeys left inside the car - what to do and what it’s better not to try on your own
Let's call the client Andrey. He got out of the car, slammed the door and a second later saw the keys on the seat. The Internet immediately offered dozens…
Read moreHow does the emergency opening of the door work and what does the master do before starting work?
Let's call the client Igor. For the first time, he found himself in front of a closed apartment with no way to get inside. On the phone he wanted one…
Read moreWhat types of door locks are there and why it is useful for the owner to know at least their type
Let's call the client Robert. During the call, the master asked: Robert replied: But this is not enough for a specialist. There are different mechanical…
Read moreA child accidentally locked himself in the apartment - what to do first?
Let's call the client Anna. She went out literally for a minute, and the small child remained inside the apartment. The door slammed shut and it was…
Read moreThe door slammed, but the key remained inside - should I break the lock?
Let's call the client Oleg. He went out into the corridor for just a minute, and the door slammed. The key remained inside the apartment. First question:…
Read moreNight latch on the door - additional security or additional risk?
Let's call the client Marina. There was a night latch installed on the inside of her door. It seemed like additional protection. But one day a small child…
Read moreWhich lock protects your front door better?
Let's call the client Alexander. He wanted to replace the lock and asked the most common question: There is no one universal answer. Safety depends not…
Read moreHow to open a car professionally and why the method depends on the car
Let's call the client Denis. The keys were left inside the car. On the Internet, he saw dozens of ways to open it on his own and decided: This is wrong.
Read moreThe safe started to close poorly or the key stopped turning - what could be the reason?
Let's call the client Vladimir. The safe worked without problems for several years. Then the door began to close worse, and the key sometimes required…
Read moreThe keys were left in the trunk - why can the car still remain locked after opening the door?
Let's call the client Roman. The keys were left in the trunk of the car. We managed to restore access to the driver's door, but the trunk and other doors…
Read moreThe apartment door won’t open - why you shouldn’t immediately switch to forceful methods
Let's call the client Arthur. The key was lost, and one friend suggested: At first glance it seems that this is faster. But the consequences can be much…
Read moreHow does a professional open a safe if the key is lost or the code does not work?
Let's call the client Maxim. He couldn't open the home safe. The key was lost, and there were documents and valuables inside. Main question: This depends…
Read moreHow to strengthen the front door in the lock area without pointlessly redoing the entire door
Let's call the client Andres. He wanted to improve the security of his front door and received advice: But the amount of metal alone does not guarantee…
Read moreShould I repair my door lock or replace it entirely?
Let's call the client Mikhail. The lock began to jam, and Mikhail received two completely different pieces of advice: and Both answers may be correct,…
Read moreThe keys were left in the car - how to make sure that the situation does not repeat itself?
Let's call the client Evgeniy. The car suddenly locked while the key was inside. This was not the first such case. A question has arisen: If blocking…
Read moreThe car lock is frozen - what can be done safely?
Let's call the client Ivan. On a frosty morning, the key entered the driver's door, but the mechanism practically did not turn. There was a lot of advice…
Read moreWe bought an apartment - is it worth changing the locks after receiving the keys?
Let's call the client Alexey. He received the keys to the new apartment and asked: Because it is impossible to know with absolute certainty the history of…
Read moreHow to choose a lock for the front door and not overpay for beautiful promises
Let's call the client Robert. In the store he saw dozens of options: The more characteristics there were, the more difficult the choice became.
Read moreHow to choose a lock for a metal entrance door and not make a mistake
Let's call the client Martin. He was choosing a new lock for a metal door and was faced with dozens of characteristics: The problem is that a good lock…
Read moreThe safe does not open: what can you check before calling a specialist
Let's call the client Andrey. The electronic safe has stopped accepting the code. First thought: But first it is useful to rule out simpler causes.
Read moreWhat are the most common door lock malfunctions?
Let's call the client Paul. His lock began to work worse, but it was impossible to determine the reason by sensations. This is a common situation: one…
Read moreHow to choose a good front door: locks are only part of the question
Let's call the client Robert. He chose a metal door and paid almost all of his attention to the thickness of the steel. But a good door is not just about…
Read moreHow to choose the right cylinder for the front door
Let's call the client Sergei. He decided to replace the cylinder himself and discovered dozens of options: Size is indeed one of the main parameters of…
Read moreHow to choose security fittings for a cylinder lock
Let's call the client Andres. He bought a quality cylinder and decided: But the outer part of the mechanism remained practically unprotected. That is why…
Read moreHow to reduce the risk of accidentally locking your keys inside your car
Let's call the client Mark. He got out of the car, leaving the engine running. A few seconds later the car locked. This case illustrates why it is useful…
Read moreHow a cylinder lock works and why it can often not be completely replaced
Let's call the client Thomas. After losing the key, he was sure: But there was a cylinder system on the door.
Read moreCan I replace the door lock cylinder myself?
Let's call the client Vladimir. The old cylinder was starting to seize and he wanted to replace it himself. On some standard doors this is actually a…
Read moreWhy does the cost of emergency opening differ from car to car?
Let's call the client Oscar. A friend's car was opened for the same price. When a similar situation happened with his car, the cost turned out to be…
Read moreA child blocked a parent on the balcony - how to reduce the risk of such a situation
Let's call the client Ekaterina. She went out onto the balcony for just a minute. A small child walked up to the door and turned the knob. A second later,…
Read moreA reliable lock suddenly jams - does this mean that the brand is bad?
Let's call the client Ilya. A high-quality lock was installed on the door, which worked without problems for many years. One day the mechanism suddenly…
Read moreWhy proper installation of the lock affects its service life
Let's call the client Anton. The new lock was installed recently, but almost immediately began to work hard. A question has arisen: Maybe. But first you…
Read moreThe old lock started to break: is it worth looking for parts or is it better to replace the system
Let's call the client Nikolai. There was an old mechanism on the door that had served well for many years. Then one of the internal parts broke. Question:…
Read moreOld cross lock: is it worth continuing to use it
Let's call the client Victor. There was a lock with a characteristic cross key on the door for many years. The mechanism continued to work, and the owner…
Read moreThe rack lock has started to jam - is it worth repairing or is it better to replace it?
Let's call the client Victor. There was a rack or bolt lock on the old door for many years. It worked simply and habitually, but one day it stopped…
Read moreHow to replace an old lock if the new one does not fit into the existing door hole
Let's call the client Andrey. The old mechanism served for many years, and Andrey decided to install a modern lock. But it turned out: This is a common…
Read moreShould I leave the key in the lock on the inside of the apartment?
Let's call the client Sergei. Before going to bed, he always left the key inserted from the inside. The logic was simple: But here everything depends on…
Read moreHow to find out in advance the cost of emergency door opening and avoid surprises
Let's call the client Elena. The door stopped opening, and she began calling the technicians. One replied: Other: Elena rightly asked:
Read moreWhat is the difference between household, fireproof and burglary safes
Let's call the client Mark. He was choosing a safe and discovered that outwardly similar models cost completely different things. A question has arisen:…
Read moreWhat to check after trying to break into an apartment, even if the locks are apparently intact
Let's call the client Dmitry. After breaking into the apartment, the main focus was naturally on the missing things. But later a question arose: After any…
Read moreAn old lock of an unknown manufacturer constantly breaks down - is it worth looking for the same one?
Let's call the client Paul. The old door had a rare locally made lock on it. After another breakdown, Pavel decided: Sometimes it's really convenient. But…
Read moreWhat is a mortise lock and how does it differ from a regular mortise lock?
Let's call the client Andres. When repairing a metal door, the master said: This was the first time Andres had heard this term.
Read moreCan two door locks jam almost simultaneously?
Let's call the client Oleg. There were two independent locks on the front door. First one started working harder. After some time, problems appeared with…
Read moreDo I need to disassemble the door lock to change the direction of the latch?
Let's call the client Yana. He bought a lock, but the latch was oriented in the opposite direction of the door. An idea came up: The procedure differs for…
Read moreWhy an expensive door may not work well due to one incorrectly installed part
Let's call the client Robert. The door was of high quality: But the mechanism still began to work incorrectly. Upon inspection, it turned out that some of…
Read moreThe electronic safe stopped opening — why a backup key might not help either
Let's call the client Alexander. The safe's electronic panel stopped working. It would seem there's an emergency key for exactly this situation. But the…
Read moreA key is always left inside an elderly person's door — how to set up safe access for relatives
Let's call the client Galina. She lived alone and was used to leaving the key in the lock from the inside at night. One day relatives came to help, but…
Read moreCan't get the new lock to open — maybe you're just not used to the mechanism yet
Let's call the client Anna. The locks in the apartment had recently been replaced. A few days later, her elderly mother stood in front of the door and…
Read moreSuperglue got poured into the cylinder — can an expensive lock still be saved?
Let's call the client Michael. In the morning he found that his key no longer fit into the high-quality cylinder. On inspection, it became clear: glue had…
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