Defragment your Windows 10 PC. Optimizing your drives can help your PC run smoother and boot up faster.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Your Phone is now Microsoft Phone Link! Learn more about our recent name change for our PC and Android mobile apps.

System requirements and setup steps for the Phone Link app

Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

Learn how to play different type of CDs and DVDs in Windows Media Player.

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.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.

Summary. Windows 10, versions 2004, 20H2, 21H1, and 21H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 21H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, and 21H1, but are in an inactive and dormant state.