Switching keyboard languages from English to Cryllic will kill the shortcuts.
I've also recently had this problem from time to time when I switch the keyboard language from English to Greek and
then back
to English. I think its a Windows 10 issue. I haven't figured out how to fix that yet.
David Collins
Win10 64bit Intel i7 6700 3.40 Ghz, 32 Gb RAM, GeForce RTX 3070
AC 27.0 (4001 INT FULL)