Greetings,
Here are instructions for initializing settings and resetting the printer to factory defaults. Note, you will need system manager permissions to perform the reset.
Initializing the Settings and Data - Canon - imageCLASS MF753Cdw / MF751Cdw - User's Guide (Product Manual) https://oip.manual.canon/USRMA-7178-zz-SSM-750-enUS/contents/devu-mng_set-initializ.html#10014_h2_02
If you have forgotten your system manager pin, you will need to contact Canon support for assistance.
Start by registering your device in your MyCanon account.
MyCanon
https://myprofile.americas.canon.com/us/
Then call 1-800-652-2666
~Rick
Bay Area - CA
~R5 C (1.1.2.1), ~R50v (1.1.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve Studio ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It
