Powercfg command : Manage power settings in command line

Powercfg command on Windows allows users to configure power settings on laptops/desktops.  Using this command we can configure settings related to idle timers, low battery alarms, hibernate/sleep timers etc.

Get the current active scheme details:

powercfg  -getActiveScheme

Example:

c:\>powercfg  -getActiveScheme
Power Scheme GUID: 4ac93938-c0ab-4b33-9150-b71bf11e59d3  (Maximum Battery Life)
c:\>

List the power schemes available on the system

c:\>powercfg /list

Existing Power Schemes (* Active)
-----------------------------------
Power Scheme GUID: 01360e7e-525f-4625-ab94-f283dcfbd515  (Maximum Performance)
Power Scheme GUID: 25703703-e852-4c6a-b8d5-b36dd2e3f757  (Timers off (Presentation))
Power Scheme GUID: 381b4222-f694-41f0-9685-ff5bb260df2e  (Balanced)
Power Scheme GUID: 4ac93938-c0ab-4b33-9150-b71bf11e59d3  (Maximum Battery Life) *
Power Scheme GUID: 6aea82bd-cf7f-424c-aee8-7dba1ee06330  (Video Playback)
Power Scheme GUID: 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c  (High performance)
Power Scheme GUID: 8ce8c17f-8bb0-4d23-98d1-ae3311cbee5a  (Power Source Optimized)
Power Scheme GUID: a1841308-3541-4fab-bc81-f71556f20b4a  (Power saver)

Set active power scheme

powercfg -setactive scheme-guid

(or)

powercfg -s scheme-guid

Example:

c:\>powercfg -GETACTIVESCHEME
Power Scheme GUID: 4ac93938-c0ab-4b33-9150-b71bf11e59d3  (Maximum Battery Life)
c:\>powercfg -setactive a1841308-3541-4fab-bc81-f71556f20b4a
c:\>powercfg -GETACTIVESCHEME
Power Scheme GUID: a1841308-3541-4fab-bc81-f71556f20b4a  (Power saver)

Get the current scheme settings:

powercfg  /query