This screw may be tightly fixed.
How to remove rear panel from sliding glass door.
If you can t undo it with a manual screwdriver try a power screwdriver.
Remove this cap because as you ll notice it is covering a gap inside of which is a screw.
Use a flat head screwdriver to remove the threshold from the floor.
Place the screwdriver beneath the threshold edge flat against the floor and pry the wood gently up taking care not to gouge the floor s surface.
Open the door and ask your helper to slightly lift the screen door.
If your sliding glass doors don t have the screen door then you may move on to the next step.
To remove the screen door use a flathead screwdriver.
Remove the sliding glass door at the bottom of the track you ll see a slight indent that is intended for easy removal.
Determine the size of the screwdriver you ll need reach back into the gap with your screwdriver and adjust that screw counter clockwise as far as it will go.
Slide the door till it hits this point.
Open the door and locate the head stop screw at the top corner of the door frame right where the door would touch the frame when it closes.
Do the same on both the left and right ends of the sliding door.
2 removing the screen door start with the removal of the screen door.