1. Determine the rough opening size for the door 2. Mark the studs in the rough opening on the wall 3. Drill pilot holes into the marked studs using a drill and auger bit 4. Secure the door jambs to the wall with screws and a level 5. Install hinges on the door and hang it in place 6. Close and latch the door, then adjust it so that it's plumb and level 7. Install door knob or handle, strike plate, and threshold (if needed)

There are a few different ways to install a door, but the most common process is as follows: 1. Decide on the location of the door and mark the framing with a pencil. 2. Cut the opening in the framing using a saw. 3. Insert the door frame into the opening and secure it in place with nails or screws. 4. Cut and install trim around the door frame, using either nails or screws. 5. Hang the door, using hinges that have been attached to the doorframe (or cabinet). 6. Close and latch the door to make sure it functions properly. 7. Touch up any paint that may have been chipped during installation.