Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

In Office 2021, you'll find new co-authoring features, inking tools, data types, functions, translation and editing tools, motion graphics, ease-of-use features, and so much more!

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

You can choose which apps will start automatically when you start your device.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

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Use Find my device to locate and lock your lost or stolen Windows devices.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.