Turn Off the hard disk (on battery)

This policy setting specifies the period of inactivity before Windows turns off the hard disk.

If you enable this policy setting, you must provide a value, in seconds, indicating how much idle time should elapse before Windows turns off the hard disk.

If you disable or do not configure this policy setting, users can see and change this setting.

Supported on: At least Windows Vista
Turn Off the Hard Disk (seconds):

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Microsoft\Power\PowerSettings\6738E2C4-E8A5-4A42-B16A-E040E769756E
Value NameDCSettingIndex
Value TypeREG_DWORD
Default Value
Min Value
Max Value4294967295

power.admx

Administrative Templates (Computers)

Administrative Templates (Users)