Firstly, I am aware of this question possibly being duplicate of
Windows 10 Start Button Repeatedly Becomes Non-Responsive
and
Windows 10 Start Menu Stops Working.
The second links says
Try running CMD as Admin, typing powershell, and entering this command: Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}
Taken from:
http://forums.windowscentral.com/ask-question/370916-start-menu-not-working-windows-10-build-10240-a.html
However, I am not sure about the 'DevelopmentMode'. This is not a pre-release version. I recently upgraded from Windows 8.1 to 10 and initially start menu and taskbar right-click were working fine. Couple of days ago the problem surfaced. Is there any new solution to this problem?
Till now, I performed update and SFC /scannow
but no luck.
Best Answer
My company uses Windows 10 Enterprise and the following resolved the issue for me.
Run Powershell as an admin administrator.
Reinstall the Windows apps using the following command: