Sliding Door Lock Broken
Remove the broken sliding glass door lock from the door by removing the screws that attach it to the door.
Sliding door lock broken. In this video i attempt to open a patio door that has got stuck locked. Take your graphite pen and insert it into the lowermost screw hole quickly to prevent the latch from falling into the frame. First remove the screws securing the door handle in place first with your phillips screwdriver and slide the outer latch lever out of place. Take the old door lock to your local hardware store to use as a reference when purchasing a new door lock.
The mechanics of the lock have broken leaving the top section of the door completely.
Source : pinterest.com