Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。 了解 Microsoft Copilot 在每天使用的应用中使用 AI 助手实现可以想象的任何内容。

Open an attachment in its original format. In the light version of Outlook, you can use Open as Web Page or Open in browser to convert and open several common types of attachments as web pages. To open an attachment in its original format, click the link at the top of the web version of the attachments.

Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device. Activate Office from Microsoft Workplace Discount Program.

Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.

若要在 Outlook.com 中获取支持，请单击此处或选择菜单栏上的帮助，然后输入查询。如果自助服务无法解决问题，请向下滚动到“仍需要帮助？”，然后选择“是”。 若要在 Outlook.com 中联系我们，需要登录。 如果无法登录，请单击 此处。 若要获取其他有关 Microsoft 帐户和订阅的帮助，请访问 帐户和 ...

安裝 Authenticator 應用程式之後，請依照下列步驟新增您的帳戶：. 開啟Authenticator應用程式。. 選取右上角的 (+) 。. 將相機指向 QR 代碼，或依照帳戶設定中提供的指示操作。. 帳戶出現在您的 Authenticator 應用程式後，您可以使用一次性驗證碼登入。. 如需Authenticator ...

使用额外的安全层保护 OneDrive 个人保管库中最重要的文件。 了解如何设置、锁定或解锁个人保管库。 选择验证方法。 例如，选择“短信”，然后按照说明向自己的手机发送短信。 如果你使用的是短信或电子邮件，则需要查找短信或电子邮件，然后键入发送的代码。

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

Here's how to download apps and games so you can get up and running right away. Open Microsoft Store. To get a game or app from Microsoft Store: To see more of any category, select Show all at the end of the row. Select the app or game you'd like to download, and then select Get.