Search, Share, Start, Devices, and Settings don't appear when the mouse is pointing to the upper-right corner of the screen
Supported on: At least Windows Server 2012 R2, Windows 8.1 or Windows RT 8.1
Registry
HKCU
Software\Policies\Microsoft\Windows\EdgeUI Value name: DisableCharms
Enabled: DisableCharms = 1
Disabled: DisableCharms = 0
Description
This policy setting allows you to prevent Search, Share, Start, Devices, and Settings from appearing when the mouse is pointing to the upper-right corner of the screen. If you enable this policy setting, Search, Share, Start, Devices, and Settings will no longer appear when the mouse is pointing to the upper-right corner. They'll still be available if the mouse is pointing to the lower-right corner. If you disable or don't configure this policy setting, Search, Share, Start, Devices, and Settings will be available by default, and the user can configure this setting.