In either case these problems can be simply amended using a graphite pen from any hardware store.
How to fix a glass door lock.
How to fix a glass sliding patio door that dosnt roll close or lock properly.
Unfortunately with these types it is fairly common for debris to get inside and jam the mechanism.
Normally a glass sliding door will have a standard pin tumbler variety that can be found in any regular door.
The wheels on the glass sliding patio door have an adjustment screw at the bot.
Simply insert the pen into the lock and squeeze a small amount of the substance into the lock.
Insert the graphite pen into the lock and squeeze some lubricating substance into the latch to dislodge anything inside.
How to fix a sliding glass door lock step 1.
Install the locking.
Within seconds your lock should feel like new.