Canon Community

Immortaltale · ‎07-20-2019

I'm using windows 7 64 bit system and use USB cable to connect printer to computer. After I did a printer driver update my scanner stops work. When I use tool box to scan document It shows this.

Immortaltale · ‎07-22-2019

Thanks for you reply, I solved my problem by upgrade my system to windows10, thanks!

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shadowsports · ‎07-21-2019

Greetings,

Use System Restore or roll back the driver to the version that worked previously.

~Rick
Bay Area - CA

~R5 C (1.0.9.1) ~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

Immortaltale · ‎07-21-2019

Tried everything, I unstalled driver and switch to the old driver and have the same issues.

Patrice · ‎07-22-2019

Hi Immortaltale.

Please call us at 1-800-OK-CANON (652-2666), Monday - Friday 10:00 a.m. to 6:30 p.m. ET (excluding holidays). A telephone representative will be able to assist you with getting this issue resolved quickly.

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Immortaltale · ‎07-22-2019

Thanks for you reply, I solved my problem by upgrade my system to windows10, thanks!

Canon Community

NEED HELP ON MF4770n after update driver cannot use scanner.