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.

Get answers to common questions about Windows 11 and Windows 10 in S mode.

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

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Erfahren Sie, wie Sie die App „PC-Integritätsprüfung“ verwenden, um die Leistung Ihres Geräts zu verbessern.

了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.