A prompt is displayed on the phone screen indicating a scanning failure with no specific failure cause

Problem

A prompt is displayed on the phone screen indicating a scanning failure.

Cause

There are many possible causes of scanning failures. For example, the printer is suddenly powered off or disconnected from the network, or the printer is faulty.

Solution

Check whether the printer is powered off and whether the printer or phone has switched to another network.

Check whether the printer is properly connected to a network.