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Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue. Observing Windows in safe mode enables you to narrow down the source of a problem, and can help you troubleshoot problems on your PC.

Compose a message now, but schedule it to be sent later.

How to set up and troubleshoot one or more external monitors.

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

Probieren Sie diese Lösungen aus, wenn Sie sich nicht bei Ihrem Outlook.com-, Hotmail-, Live- oder MSN-E-Mail-Konto anmelden können oder nicht sicher sind, wie Sie sich an- oder abmelden.

Learn how to connect your Windows PC to external monitors and adjust the display settings.

Learn how to view and delete your browser history and other history in Microsoft Edge.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.