This screw is what holds the lock in place.
Remove patio door lock barrel.
Slide the patio door closed and lock it.
It will take a lot of drill bits not cheap ones either.
I assume your barrel has locked in which case you may need to drill it out.
Careful of sparks on the glass as they tend to stick.
This trick will allow you to remove the cylinder from the lock even if you dont have the.
Remove the retaining screw.
Remove these screws then pull the two halves of the lock apart to remove them from the door.
Some trim may even twist off by hand.
The door should slide right out of the top track once you ve freed it from the bottom track.
Once the door is completely loose from the frame set it aside somewhere safe such as against the side of the house or lying flat on a work bench.
This is a video on how to remove the euro cylinder lock from a door.
The mechanics of the lock have broken leaving the top section of the door completely.
Try using the key in the other side of the door.
Then slip the lock box over the shank and wiggle it back into place over the shank and back plate.
Use a screwdriver to twist the retaining screw to the left loosen it and remove it from the faceplate.
If the latch does not line up smoothly with the door strike open the door and slightly loosen the screws in the strike.
Remove the door by pulling it out of the top track of the door frame.
If its from wickes then it is probably soft and easy to drill.
In this video i attempt to open a patio door that has got stuck locked.
It may be the barrel is broken internally.
Pry the trim from around the handle or lever using a flat screwdriver.
Re assembling a barrel or yale lock re assembling the lock is now a direct reversal of the procedure you used to dismantle it.
Plan your costs before you buy them and compare it with a quote from your locksmith.
Push the new cylinder or barrel back through the door and screw it to the back plate using the long screws you took out.
Located in the faceplate on the side of the door the retaining screw is usually even with the bottom of the lock cylinder and keyhole.
Look for screws hidden underneath.
Slide the door strike up or down until the lock latches easily.