How to Stop Your Computer from Waking Up From Sleep Mode It might also be caused by an app or a wake timer. Your computer might be waking from sleep mode because certain peripheral devices, such as a mouse, a keyboard, or headphones are plugged into a USB port or connected via Bluetooth.
Why Your Computer is Waking Up from Sleep Mode Here’s how to stop your Windows 10 computer from waking up from sleep mode. If you’re wondering why your computer keeps waking up from sleep mode, there could be several reasons. Sleep mode helps you conserve power and allow your computer to rest without shutting it down. You put your computer to sleep when you leave your desk, but you want to keep your apps open.