Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

When you’re ready to make your PC sleep, just press the power button on your desktop, tablet, or laptop, or close your laptop’s lid. On most PCs, you can resume working by pressing your …

Windows defaults for screen and sleep have been updated to reduce energy use when your device is idle. The tables below show the new default values for screen and sleep.

Select Start > Settings > System > Power & battery . If you want energy saver to turn on whenever the battery falls below a certain level, select Energy saver to expand options, then …

Oct 14, 2025 · Resetting your PC in Windows is a powerful feature that allows you to restore your device to its original state, which can be useful whether you're experiencing performance …

The Brightness slider appears in action center in Windows 10, version 1903. To find the brightness slider in earlier versions of Windows 10, select Settings > System > Display, and …

This ability is disabled in older Intel motherboards, and the only way to wake the computer from sleep mode is to press the Power button. With most newer motherboards, you can wake the …

A blank screen, often referred to as a “black screen” due to its appearance, can occur in Windows for several reasons. Whether it happens at startup, after login, or following an update, this …

Set the power mode for best energy efficiency This will set the system power mode to Recommended settings to maintain the best balance between energy efficiency and …

Note: Selecting Best performance increases power consumption. On laptops, this setting will drain the battery more quickly and may cause the device to run warmer. Use this option only when …