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。 尝试重新安装该程序以解决此问题。

Upgrade to Windows 10 Pro. Windows 10. Windows 10 Pro offers more advanced security and business networking features, including: BitLocker Drive Encryption. Remote Desktop. The ability to join a domain or Azure Active Directory. If you're running Windows 10 Home, select Get Windows 10 Pro to upgrade your device.

了解如何在移动设备、Windows 设备或 Xbox 主机上兑换 Microsoft/Xbox 礼品卡或其他代码。按“开始”按钮 ，然后在“搜索”框中输入“商店”。 从结果中选择 Microsoft Store 以打开应用。选择屏幕右上角的帐户，然后选择 兑换充值码或礼品卡。输入由 25 个字符组成的代码，选择 下一步，然后按照提示操作。

To open the Start menu—which contains all your apps, settings, and files—you can do any of the following: On the center or left end of the taskbar, select the Start icon. Note: Your taskbar settings determine where the taskbar is located. Press the Windows logo key on your keyboard. Swipe up from the bottom center or left of your screen ...

To check for updates, select Start > Settings > Windows Update , then select Check for updates. If updates are available, you can choose to install them. Check for updates. If you run into problems updating your device, including problems with previous major updates, see common fixes at Troubleshoot problems updating Windows.

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。. 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。. 如果我们检测到你的帐户有问题，我们会告诉你需要执行哪些操作来解决问题 ...

Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:

To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.

Para sair, vá para Outlook.com. Selecione as iniciais da sua conta ou a imagem da conta no canto superior da sua Caixa de entrada. Clique em Sair. Dicas: Se a imagem não aparecer na parte superior da tela, verifique se o bloqueio de anúncios está ativado. Às vezes, isso impede a exibição da imagem. Se você não vir as opções Perfil ou ...

Contact Microsoft Support. What's new. Surface Pro. Surface Laptop. Surface Laptop Studio 2. Surface Laptop Go 3. Microsoft Copilot. AI in Windows. Explore Microsoft products.