如果知道用户名和密码但已停止工作，请阅读 我的用户名和密码已停止工作。. 如果你忘记了 Microsoft 帐户用户名或电子邮件地址， 并且 之前已在 Microsoft 帐户上设置了其他 安全信息 ，请按照以下步骤操作。

Learn how to type a letter online using Word for the web. Choose a letter template for online letter writing. Edit, send or print your letter online.

Need help with an Xbox console, an Xbox game or Xbox network? Find out how to get in touch with us.

This article describes step for users to allow all Web sites in the Internet zone to run JavaScript in Internet Explorer, Chrome, and Firefox.

Microsoft Edge 允许阻止来自特定网站的 Cookie，但这样做可能会阻止某些页面正确显示，或者你可能会从某个站点收到一条消息，告知你需要允许 Cookie 查看该网站。

Learn about what to consider when you want to manually transfer a Microsoft 365 Family or Personal subscription from one Microsoft account to another.

2.验证你的身份. 为了保护你的安全，Microsoft 必须先验证你的身份，你才能继续重置密码。

Find out more about Xbox digital codes and gift cards, and how to troubleshoot issues redeeming content.

See how to find things you've downloaded on your PC.

Find everything you need to manage your Xbox account, profile, and more.