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

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

So öffnen Sie die PC-Integritätsprüfung. Verwenden Sie in Windows „Suchen“ auf der Taskleiste, um nach „PC-Integritätsprüfung“ zu suchen, und wählen Sie die App dann aus der Ergebnisliste aus.

Windows Media Player では、音楽またはビデオファイル (メディア Cd とも呼ばれます) を含むオーディオ Cd、データ Cd、データ Dvd を再生できます。

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

Find out how to change the color of the Start menu, taskbar, and action center with dark and custom mode personalization settings.

Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.

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

Most audio and video issues experienced during cloud gaming are caused by problems with the network connection. For the best cloud gaming experience, make sure your device and network meet the minimum system requirements.

Training: Watch and learn how to use Word in Windows. Explore Microsoft Word training guides, articles, and how-to videos.