HP LaserJet Pro MFP M428dw scanner (webscan) not working (Fix)

Problem: HP LaserJet Pro MFP M428dw szkenner (webscan) not working (because of factory settings).

Solution: On the Control Panel you have to push the Home (2), and the Balck (1) buttons 2-2 times.

(home-back-home-back).

The "Enable Disable Menu" appears.

Scroll down to webscan, enable, then push the Back button on the Control Panel.

Source and video: Youtube