最新の Windows 更新プログラムを取得します。 最新バージョンの Windows を使用していることを確認します。 使用可能な更新プログラムを表示するには、[Windows の更新プログラムの確認] を選択するか、[スタート] > [設定] > [Update & Security >] Windows Update > [更新プログラムの確認] を選択します。

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“无法启动此程序，因为计算机中丢失 d3dx9_35.dll。

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.

The new Outlook for Windows will launch into the account you have set as your default send account in Outlook. If Outlook can't sign you in automatically, manually type in the account and sign in. If this is the first time you're switching to the new Outlook, you'll be prompted to bring over your settings from the classic Outlook for Windows.

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.

If you can't connect to the Ethernet network on either PC, it might be a problem with your router, internet service provider, or USB to Ethernet adapter. On your home router. Try these things first to help you fix or narrow down the connection problem. Check the Ethernet cable and connection. Make sure the Ethernet cable is securely plugged ...

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Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually. Restoring won’t affect your personal files, but it will remove apps, drivers, and updates installed after the restore point was made. To go back to a restore point:

La forma recomendada (y más sencilla) de obtener SP1 es activar la actualización automática en Windows Update en Panel de control y esperar a que Windows 7 te avise de que SP1 está listo para instalarse.

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。