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。

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

Learn about cloud gaming on Xbox using your Android, iOS, or Windows device.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

Microsoft Rewards has two status tiers: Level 1 and Level 2. Earn and keep Level 2 status by reaching 500 Microsoft Rewards points each month - no matter how you earn points, they all count toward your status.

了解如何设置 Xbox 无线控制器。

How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!

在需要添加参与者的现有群聊中选择或处于活动状态。 在 Teams 右上角的个人资料图片下方选择“ 查看并添加参与者 ”，然后选择“ 添加人员 ”。 选择添加的参与者的姓名，然后选择是否以及要包含多少聊天历史记录。

了解如何在 Microsoft Edge 中启用 Adobe Flash。

Establishing internet boundaries is an important way to protect yourself and your family from inappropriate web content. Microsoft Family Safety web and search filters work across any Windows, Xbox and mobile device that has the Microsoft Edge browser and Family Safety apps installed.