Turn on the ability for applications to prevent sleep transitions (on battery)

Supported on: At least Windows Vista

Registry

HKLM Software\Policies\Microsoft\Power\PowerSettings\B7A27025-E569-46c2-A504-2B96CAD225A1

Value name: DCSettingIndex

Enabled: DCSettingIndex = 1

Disabled: DCSettingIndex = 0

Description

This policy setting allows you to turn on the ability for applications and services to prevent the system from sleeping. If you enable this policy setting, an application or service may prevent the system from sleeping (Hybrid Sleep, Stand By, or Hibernate). If you disable or do not configure this policy setting, users control this setting.