There can be some issues that arise around lengths of metal that leads to a broken lock. A deadbolt can only withstand some much force. A solid length of metal too can bend after a kicking attack, or there can be dislodgement of actuating mechanisms within the lock. Similarly, it can happen to latch bolts that are found in doorknobs and handles. These mechanisms are spring-loaded and can jam as a result of many kinds of misuse consequent of how they are built.
The latch bolts aren’t the locks that give security to a building, but if they break might interfere with closing the door. Because of the significant role which deadbolts play in security, you have to take steps to fasten the broken lock extremely. Ensure that these bolts pull back and expand as they’re intended. Clean-up any debris that is inside the strike plate or within the cross bore holding the bolt. If you get that the bolt is too damaged, you can only replace the broken parts to save on the full cost of changing locks.
You should understand that this kind of re-adjustment can rigorously weaken the bolt if you want to bend bolts to take the right shape. When a lock is broken in this way, it is better to undertake to replace it, than trying to fix it. If the bolt fails to turn properly when the door is open, check it to discover if the issue is with the bolt and not with its alignment with the door jamb.
You can move or widen the opening when a lock is broken because the bolt isn’t entering the strike properly. Cautiously move the strike plate as too subtle of a move can leave the holes for your set screws too wide to secure the strike correctly. Based on the weather, strike plate misalignment has to do with your door changing sizes. A moisture change tightens or widens the door or jam. After the broken lock is taken care of, ensure your door is protected from the elements to avoid the regular return of misalignment issues.
It might be fixed by going back over the lock installation process. A lock may be sagging or loose, not because a fastener has broken, but because the torque of daily usage has loosened the connections over time. You can fix a lock broken in this way by taking it apart and then re-installing if not completely broken.
There will be a form of replacement to fix a truly broken lock that is falling out of the door. The chance of the sagging is since the set screw housing failing for some reason or another. It’s doubtful that the screws themselves will have broken. Strive to fix the lock together without the door, and troubleshoot the assembly to find out what is not connecting.