Learn how to reinstall Windows on your PC and how activation works after it's installed.

In Windows, having a camera and microphone as part of your device lets you make Teams video calls, take pictures, record videos, and more. Many apps and services request and use the camera or microphone, and Windows settings give you control over which apps can use your camera or microphone.

Learn how to use Wi-Fi 7 and Wi-Fi 6 and WPA3 in Windows for better wireless coverage and network security.

Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.

If your computer is showing a black or blank screen in Windows, these troubleshooting tips could help get your system back up and running.

Learn how to add a OneDrive account to your computer or mobile.

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。

Most tools and options in Microsoft Edge are available when you select Settings and more > Settings.

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

Hotmail が Outlook.com になりました。 サインインして、Outlook.com、Hotmail、Live、または MSN メール アカウントにアクセスする方法について説明します。