Learn how to add new Xbox friends so you can quickly find them online and get set for your next gaming adventure.

How to improve gaming on your Windows 11 PC by making use of the optimization for windowed games settings.

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。

Learn how to receive a refund or exchange for items purchased from Microsoft.

When you want people to know your message needs urgent attention, set the message as high importance. If the message is just an FYI, or if you’re sending mail to colleagues about a non-work related topic, you can set the message as low importance.

Windows 11 版本 23H2; 2024 年 7 月 9 日 - KB5040442（OS 内部版本 22621.3880 和 22631.3880） 2024 年 6 月 25 日 - KB5039302（OS 内部版本 22621.3810 和 22631.3810）预览

This event is logged when the Secure Boot DBX variable is updated successfully. The DBX variable is used to untrust Secure Boot components and is typically used to block vulnerable or malicious Secure Boot components such as boot managers and certificates used to sign boot managers.

This page shows info about the activity in your Microsoft account, within the last 30 days.

Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.

Junk e-mail messages, also known as spam, can be a nuisance in your Inbox.The Junk E-mail Filter in Outlook identifies messages that are likely junk and moves them to the Junk E-mail folder. You can easily change the level of junk email protection or automatically delete junk email.