Re. "The solution that I found to work for me was to use the windows store scanner app. This works every time" - which scanner app have you found works for you. There are several.Thanks.
My problem **appears** to be fixed by my having:1. Uninstalled the .exe file "win-lide220-1_0-mcd.exe", which I obtained from what appears to be Canon's support site (http://support-th.canon-asia.com/contents/TH/EN/0100607601.html)2. Purchased an ext...