What are the steps to properly install a prehung door jamb?

To properly install a prehung door jamb, follow these steps:

1. Measure and prepare the opening for the door.
2. Position the prehung door unit in the opening.
3. Shim and level the door unit.
4. Secure the door unit in place with screws.
5. Check for proper alignment and adjust as needed.
6. Install the door hardware and trim as necessary.
7. Test the door for smooth operation.

Following these steps will ensure a successful installation of a prehung door jamb.