Measure the wall or ceiling area
Cut drywall sheets to fit
Mark studs or joists
Lift the first sheet into place
Leave a small gap at the floor
Fasten drywall to studs or joists with drywall screws
Space screws evenly and keep them slightly below the surface
Stagger seams between rows
Cut openings for outlets, switches, and fixtures
Hang remaining sheets
Tape and mud the seams
Let compound dry
Sand the surface smooth
Apply a second and third coat of compound as needed
Sand again after each coat
Prime and paint the drywall