How do i install a drywall access door?

Update:Mar 11,2021
Summary:Measuring -- drawer around the outside edge of the rear of the panel with a pencil. Cutting-- to cut the drywall ,drill each corner to allow you to sa......
Measuring -- drawer around the outside edge of the rear of the panel with a pencil.
Cutting-- to cut the drywall ,drill each corner to allow you to saw with a jab saw or blade.
Fitting-- Offer the panel in and make sure it sits flush.
Installing-- run a bead of adhesive around the underside of the frame and fit securely.
Painting-- emulsion can be applied if required with a roller.
Opening/removal-- to open the door,a coin or flat screwdriver is required.