インストールの準備 作業を始める前に、ご利用の PC または Mac がシステム要件を満たしていることを確認します。 プロダクト キーを既に使用している場合は、アプリを再インストールするか、職場または学校でライセンスが割り当てられていることがわかっている場合は、先に進んで ...

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 ...

Note: You might not be able to change the power mode when a custom power plan is selected.If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan.

Come riscattare un buono regalo, un codice di download o un token di Xbox. I buoni regalo Microsoft e Xbox e i codici e i token di download funzionano nello stesso modo: una volta riscattati nell'account Microsoft, puoi spendere il saldo a Microsoft Store online, in Windows o Xbox e puoi scaricare le app, i giochi, i film, i programmi TV e Surface, Xbox e gli accessori più recenti.

升级不同于更新，因为它会将电脑从上一版本的 Windows（如 Windows 10）升级到 Windows 11。 本常见问题解答旨在解决有关升级到 Windows 11 的问题。 更新可确保当前版本的 Windows 具有最新功能和安全性改进。

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

Get to know common Windows keyboard shortcuts including copy, cut, paste, maximize a window, and more.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.If there's no File option, follow the steps under the New Outlook tab. If the File option appears, select the tab for Classic Outlook.

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