Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

提示: 登入時，如果您下次想要直接移至信箱，請在 [保持登入?] 提示中選取 [是] (不建議用於共用電腦)。 或者，選取 [不要再顯示這個] 方塊，然後選取 [否]，這樣每次都會提示您輸入密碼。. 如果您無法登入或忘記您的使用者名稱或密碼，請使用我們的 [登入疑難排解員]。

Export contacts out of other email services. Export iCloud contacts. Export Gmail contacts – See Gmail help. Export Yahoo contacts – See Yahoo import and export help. Export Thunderbird contacts – See Mozilla support.

Tip: You can also check to see what your network adapter supports by opening the Command Prompt (or Terminal), and then typing the command netsh wlan show drivers.Look next to Radio types supported and see if it includes 802.11be (for Wi-Fi 7) or 802.11ax (for Wi-Fi 6/6e) and look under Authentication and cipher supported in infrastructure mode and see if it includes WPA3 Personal and WPA3 ...

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin.. For info about restoring a SharePoint file or folder, see how to restore items from the SharePoint recycle bin.For info about restoring SharePoint files stored in OneDrive, see Restore a previous version of a file in OneDrive.

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。

Try it! OneDrive gives you one place to store, share, and sync your work or school files. As part of your organization's Microsoft 365 subscription, or SharePoint Server, you can save your files in OneDrive and then work with them from almost any device.

OneDrive 内置在某些版本的 Windows 中，并且无法卸载。 但是可将其隐藏并停止同步过程，使其保持隐藏状态。 为此，请关闭所有 OneDrive 设置并从“文件资源管理器”中删除 OneDrive 文件夹。