Select the Start button, search for "OneDrive", and then open it:

若要在 Outlook.com 中取得支援，請按一下這裡或選取功能表列上的 [說明]，然後輸入您的查詢。如果自助無法解決問題，請向下捲動至 [仍然需要協助嗎?] 然後選取 [是]。 若要在 Outlook.com 中與我們連絡，您必須登入。 如果您無法登入，請按一下 [這裡]。 如需 Microsoft 帳戶或訂閱的其他協助，請瀏覽 ...

Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.

了解如何使用電腦健康情況檢查應用程式，協助改善您的裝置效能。 使用 Microsoft 帳戶登入或建立新帳戶，以跨裝置同步您的喜好設定，例如密碼、Microsoft Edge 瀏覽器設定 (例如我的最愛和閱讀清單、佈景主題等等)。

Where can I find my BitLocker recovery key? BitLocker likely ensured that a recovery key was safely backed up prior to activating protection. There are several places that your recovery key may be, depending on the choice that was made when activating BitLocker:

The Microsoft Mouse and Keyboard Center is an app that helps you make the most out of your Microsoft keyboard and mouse. Mouse and Keyboard Center helps you personalize and customize how you work on your PC.

Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue.

完全关闭电脑 若要关闭，请选择" 开始"， 然后选择" 电源 > 关闭"。 睡眠 睡眠使用非常少的电源，你的电脑启动速度更快，你可以立即返回到你离开的地方。 不必担心因电池耗尽而丢失工作，因为如果电量不足，Windows自动保存所有工作并关闭电脑。

Learn how to access the Control Panel in Windows for managing your system settings and programs.

Windows Mail and Calendar apps. If you're using Windows Mail and Calendar and your accounts are supported in new Outlook, you will see a toggle in the upper right of the Mail app in Windows 10 and 11 to Try the new Outlook.. This option downloads the new app and switches your preferred email client.