If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store.Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

启动器是你的 Android 手机，就像桌面在计算机一样-启动器在手机上提供后台界面，并帮助你组织你需要快速轻松地访问的所有内容。 每个 Android 设备都预编程了默认启动器，但你也可以下载第三方启动器，如 Microsoft Launcher。

由于此网站的设置，我们无法提供该页面的具体描述。

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet

Try these things to troubleshoot network connection issues in Windows 11. Make sure Wi-Fi is on. Select Start > Settings > Network & internet, then turn on Wi-Fi.Next, select More options (>) next to Wi-Fi, then select Show available networks.If a network you expect to see appears in the list, select it, then select Connect. Open Wi-Fi settings

Here's how to turn Bluetooth on or off in Windows 11: Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off.

Notes: If you know your password, but just want to change it, go to account.microsoft.com Security tab, and select Change my password. If you know your username and password but they have stopped working, read My username and password have stopped working.

部分網站是為搭配 Internet Explorer 使用所建立的，其功能不受新式瀏覽器（例如 Microsoft Edge）的支援。 如果您需要檢視這些網站的其中一個，您可以在 Microsoft Edge 中使用 Internet Explorer 模式開啟。