Learn how to sign in or out of your Outlook.com, Hotmail, Live, or MSN email account with Microsoft Support's step-by-step guide.

DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。 某些应用程序和游戏需要 DirectX 9。 但是，你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏，你可能会收到错误消息“无法启动 ...

Surface model. Link. Surface Pro X. Use Windows Update to keep your Surface Pro X drivers and firmware up to date. Select Start > Settings > Update & Security > Windows Update .Commercial customers can learn more about servicing Pro X at Deploying, managing, and servicing Surface Pro X.. Surface Pro (11th Edition)

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.

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。

Erfahren Sie, wie Sie ein Installationsmedium für die Installation oder Neuinstallation von Windows 7, Windows 8.1 oder Windows 10 erstellen.

如何提供意見反應？ 如果您遇到任何問題或對 Microsoft IME 有任何建議，請透過意見反應中樞提供我們意見反應。 您可以在操作功能表中開啟 [從傳送意見 ([意見中心 (以滑鼠右鍵按一下通知區域中 [IME 模式) 圖示的功能表，或按一下這裡。您的意見反應會直接傳送給我們的工程人員，以努力改善 ...

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Before you begin. Driver updates for Windows, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update.

You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts.