The bar should be long enough to allow only a minimal opening if any.
How to break into a sliding screen door.
Answered june 25 2019 author has 348 answers and 732 3k answer views just lift it but be careful because it is very heavy and awkward to handle.
If it falls it could cause expensive damage.
Insert a screwdriver or pry bar between the door frame and the door about 6 inches from the corner diagonal from the latch at the bottom and pry upward.
Lifting it will probably also disengage the latch allowing you to slide the door open.
Tilting the door lowers the latch releasing it from the bracket.
You may be able to jump a light sliding glass door by prying up and outward with a flathead screwdriver or two but a prybar or crowbar will work best.
Be careful when trying to get your door to jump its track.
If the l shaped latch has an downward pivot as opposed to the upward pivot it won t release the same way.
Insert a metal or wooden bar along your sliding door s bottom track.