了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.

Deinstallieren oder entfernen Sie Apps und Programme in der Einstellungs-App.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

That verification method isn’t working right now: Sometimes the block may be tied to the verification method you are using.Try using another verification method connected to your account. For example, if you are using SMS to verify yourself and are hitting a block, try using an alternate email that is connected to the account to receive your authorization code.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Learn new and useful keyboard features, tips, and tricks for Windows with this overview from Microsoft Support.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

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

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