1.Replace Toner

2.Faint

3.Turn the Toner Save mode on or off

4.I updated my Windows 11 PC through Windows Update and I can no longer Print, Scan or Fax from my PC.

5.The scanned data is attached to an E-mail application which I do not use regularly, or the error message indicating no default E-mail application is registered on my computer (CC4-121-[error code]) when trying to scan a document directly into my E-mail application using ControlCenter4 or the SCAN key on my Brother machine.