Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Note: Some cameras won't appear in the Camera settings page.These include infrared (IR) cameras used for Windows Hello Face authentication, cameras using DirectShow technology (like many apps provided by DSLR or action camera manufacturers so their devices can be used as webcams), and proprietary cameras that aren't managed by Windows—such as industrial cameras and many networked cameras.

Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

Leave your Android device in your pocket the next time it rings — pick up the call from your PC instead. Calling requires Bluetooth capability on both your PC and on your Android device, so make sure you have it turned on for both.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Find answers to top questions about upgrading to Windows 11, from the minimum hardware requirements to where to find the upgrade.

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

To adjust power and sleep settings in Windows 10, go to Start , and select Settings > System > Power & sleep.. Under Screen, select how long you want your device to wait before turning the screen off when you're not using your device.

Learn about Windows service packs and download the latest updates for Windows 10 and Windows 8.1