Find out how to submit a case review and learn more about your Xbox enforcements.

在Outlook 中，可以为电子邮件创建一个或多个个性化签名。 签名可以包括文本、链接、图片和图像 (，例如手写签名或徽标) 。

This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.

If you forgot your work or school password, never got a password from your organization, or have been locked out of your account, you can use your security info and your mobile device to reset your work or school password.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Learn how to use the PC Health Check app to help you improve your device performance.

If your camera is unable to capture the QR code, you can manually add your account information to the Microsoft Authenticator app for two-factor verification.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Smart App Control is a feature of Windows 11 that helps to block malicious, untrusted, or potentially unwanted apps from running on your device.

Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.