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.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

An overview of location permissions and your privacy in the Microsoft Edge web browser.

KB5034441: Windows Recovery Environment update for Windows 10, version 21H2 and 22H2: January 9, 2024

Learn about HDR capabilities in Windows 11 to bring a wider range of colors and details to your display.

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.

Microsoft Teams offers different ways to access, receive, and manage notifications. These settings include how, when, and where your notifications appear, custom settings for channels and chat, appearance and sounds, turning off specific messages, and so on.

学习如何在 Windows 中解决 USB-C 问题，修复 USB 设备、端口和适配器无法正常工作。

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.