Learn more about how Xbox cloud gaming works on iOS mobile devices.

How to install programs on Windows from online sources, such as from the internet or the Microsoft Store app.

Xbox Support ... Xbox Support

Important: Office 2007 is no longer supported. Learn how to upgrade to a newer version. If you still need to install this version, you'll need an Office 2007 installation disc and a product key for the version you're trying to install.

Mark a notification as read or unread or unfollow the channel it appears in in Microsoft Teams.

从 2025 年 3 月 19 日开始，不再支持适用于移动设备的 Xbox Game Pass。 获取有关其他设备上的云游戏的详细信息。

When an app is removed from Microsoft Store, it takes a little time for the app description page to get removed. In addition, some apps and games aren't available in Microsoft Store, but can be downloaded from the publisher's site directly.

Learn how to use Manage and Optimize Drives to keep your disk and data drives defragmented and at top performance in Windows.

了解适用于 Android 的 Microsoft 365 Copilot 应用可以执行的作，该Microsoft 365 Copilot 应用旨在提高工作效率并有效简化工作流。

了解如何一起使用 Surface 和 Android 手機，讓您不論在哪個裝置上，都能取得文件、圖片、音樂等內容。