context menu

I abruptly lost ability to trigger Windows context aka contextual menus using Control-Shift-Click (was what I used previously) or Control-Click. The menus trigger successfully using the online Windows keyboard utility (context menu key on that in lower right of keyboard). Any suggestions for...

I installed Parallels 13 and Windows 8 not too long ago. I installed some Windows apps on the VM, updated it to Windows 8.1 and then, because of the Windows upgrade offer, I upgraded to Windows 10. After verifying that the Windows 10 VM was working properly and activating it I removed the...