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

Windows 11, version 23H2 ; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880) June 25, 2024—KB5039302 (OS Builds 22621.3810 and 22631.3810) Preview

Learn how to improve the clarity of text and images displayed on your screen by changing the screen resolution of your monitor.

Notes about this update. When this update is installed, Windows may attempt to download and install feature updates to your device if it is approaching or has reached the end of support for your currently installed Windows version.

Fresh Start in Windows 10 lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact.

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

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

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

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Get tips for how to set up and test microphones in Windows.