若要使用 DirectX 诊断工具 检查你电脑上使用的是哪个版本的 DirectX，请选择 “开始” 按钮，在搜索框中键入 “dxdiag” ，然后按 Enter 。. 在 DirectX 诊断工具 中，选择 “系统” 标签页，然后在 “系统信息” 下面检查 DirectX 版本号。. 你首次使用 DirectX 诊断工具 ...

To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。 我们将首先向你显示自助选项。其他帮助也可提供，包括与 Microsoft 专家的实时聊天。

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。

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

如何查看礼品卡余额？. 在兑换礼品卡或充值码时，金额会添加到你的 Microsoft 帐户余额。. 要查看和管理你的帐户余额，请登录到 Microsoft 帐户。. 登录后，选择“付款和帐单”>“支付选项”。. Microsoft 帐户. 要在 Xbox 主机上查看你的 Microsoft 帐户余额，请执行 ...

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:

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Set up the Authenticator app. After you install the Authenticator app, follow the steps below to add your account: Open the Authenticator app. Select (+) in the upper right corner. Point your camera at the QR code or follow the instructions provided in your account settings. After your account appears in your Authenticator app, you can use the ...

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.