How do I factory reset my printer?

Press and hold the Power button for 10 seconds until the LED flashes red. This clears all settings and returns the device to factory defaults. After resetting, you will need to re-pair all connected devices again. Detailed information can be found restoring factory default settings is available on page 112.

From the official HP Laserjet Pro Mfp M428 M429 manual, page 112

Have a follow-up question?

Answers from the official manual.

Common questions