Windows 8.1 provide several power plans for you to choose from. You can configure the power settings of your computer:
From the Start Screen:
Press Windows + C to open the Charms bar.
Click on the Settings charms > Change PC Settings.
Go to PC and devices > Power and sleep.
Configure your settings:
Control Panel and go to Power Options.
Choose between the following modes:
To edit a power plan, simply click on the "Change plan settings".
To create a custom power plan, click on "Create a power plan" and edit your settings.
Once done, click on the Create button.
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