Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

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Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps.

Use the Windows Quick Assist app to get help with a computer problem from family or friends or help them out. Quick Assist uses a remote connection, so remember to only use it with people you trust, since they can see your computer screen or control your PC (if you allow it).

Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.

See how to arrange all your open windows using the mouse, keyboard, or the Snap Assist feature in Windows.

Turning on the Memory integrity setting would block these incompatible drivers from loading. Because blocking these drivers might cause unwanted or unexpected behaviors, the Memory integrity setting is turned off to allow these drivers to load.