Windows OS provides a command line tool for configuring system power schemes, This tool is called powercfg.
Using this tool we can find what are the power schemes available on the system as well as switch on one of these configurations. See below to know how to use this tool.
To list the available power schemes you can run the below command.
powercfg /list
Example:
C:\>powercfg /list
Existing Power Schemes
———————-
Power Source Optimized
Timers off (Presentation)
Maximum Battery Life
Maximum Performance
Max Battery
Minimal Power Management
Always On
Presentation
Video Playback
Portable/Laptop
Home/Office Desk
C:\>
To set active one of the power schemes we can run the below command.
powercfg /setactive powerschemename
Example: To set maximum performance scheme active we need to run the following.
c:\> powercfg /setactive “maximum performance”
c:\>