Find out how the Windows location service works and how to change the location privacy settings.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Learn how to troubleshoot Windows sign in issues, including problems signing in to your Windows device after upgrading.

How to access and change the privacy settings in Windows 10 and 11.

If you're having trouble hearing audio in Teams, you might be having trouble with your microphone. Here are some solutions to get you back on track. Solutions include: updating device drivers, checking privacy settings.

Learn how to reset or move OneDrive by unlinking and re-linking your PC.

Find out what parts of a PDF file will look correct and which won't when you open them in Word, and what to do about it.

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.