Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

This article answers common questions about Microsoft Authenticator. Select the headings below to see more information.

Discusses the release of the Malicious Software Removal Tool (MSRT) to help remove specific prevalent malicious software from Windows-based computers.

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

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Click New chat to start a one-on-one chat and send messages in Microsoft Teams. To start a group chat, just add people to the conversation.

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Explore subscription benefits, browse training courses, learn how to secure your device, and more.

如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。