了解如何为 Xbox 设备获取服务。 如果已注册了设备，请登录到设备服务页，以查看该设备的保修状态。

When you start a focus session, a focus timer will appear on screen. To use additional focus tools in the Clock app, expand the focus timer to get the full view of the Clock app.

在快速設定中： 若要尋找藍牙的快速設定，請選取工作列右側的時間和日期旁 的 [網路]、[音效] 或 [電池] 圖示。 選取[藍牙] 將其開啟。如果在未連接任何藍牙裝置的情況下開啟此功能，它可能會顯示為[未連線] 。 如果您在快速設定中沒有看到藍牙 ，您可能需要新增它。

Bluetooth 액세서리 관련 문제 해결. Bluetooth를 켤 수 있지만 Bluetooth 액세서리를 페어링하거나 사용하는 데 문제가 있는 경우 Bluetooth 액세서리와 관련된 일반적인 문제를 해결하기 위한 다음 단계를 참고하세요.

提示: 可以使用任何电话号码来请求安全代码。. 电话号码不需要与你的帐户关联。. 手机不需要是智能手机，也不需要连接互联网，只需要能够接收短信。. 你可能需要创建新密码。 阅读有关如何创建强密码的提示。. 如果看到“该 Microsoft 帐户不存在”错误消息，请使用 Microsoft 帐户登录帮助程序。

Excel makes it easy to crunch numbers. With Excel, you can streamline data entry with AutoFill. Then, get chart recommendations based on your data, and create them with one click.

Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method

We would like to show you a description here but the site won’t allow us.

Troubleshooting steps for the calling feature of the Phone Link app.

Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.