Turn off calls during Quiet Hours


This policy setting blocks voice and video calls during Quiet Hours.

If you enable this policy setting, voice and video calls will be blocked during the designated Quiet Hours time window each day, and users will not be able to customize any other Quiet Hours settings.

If you disable this policy setting, voice and video calls will be allowed during Quiet Hours, and users will not be able to customize this or any other Quiet Hours settings.

If you do not configure this policy setting, voice and video calls will be allowed during Quiet Hours by default. Adminstrators and users will be able to modify this setting.

Supported on: At least Windows Server 2012 R2, Windows 8.1 or Windows RT 8.1
Registry HiveHKEY_CURRENT_USER
Registry PathSOFTWARE\Policies\Microsoft\Windows\CurrentVersion\QuietHours
Value NameAllowCalls
Value TypeREG_DWORD
Enabled Value0
Disabled Value1

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Administrative Templates (Computers)

Administrative Templates (Users)