Introduction. Microsoft released the following security and nonsecurity updates for Office in January 2025. These updates are intended to help our customers keep their computers up to date.

Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

Unhide a chat. Unhide a chat that you've hidden before by using search. In the Search box at the top of Teams, type the name of the person you were chatting with and select it from the list of returned names. You'll see that the chat history is hidden and the name appears in italic text to mark it as hidden.

Stay connected to friends across your social networks while gaming on a Windows device. Link your favorites such as Discord, Reddit, Steam, Twitch, and more.

Press the Xbox button on your controller to open the guide, and then go to Profile & system > Settings > Account > Subscriptions.; Select the subscription that you want to manage.

Windows 11, version 21H2; October 8, 2024—KB5044280 (OS Build 22000.3260) September 10, 2024—KB5043067 (OS Build 22000.3197) August 13, 2024—KB5041592 (OS Build 22000.3147)

了解如何通过 适用于 Android 的 Windows 子系统 ™ 在Windows 11电脑上使用和安装移动应用。

如果麦克风功能出现问题，则以下信息可以帮助你排除故障和解决问题。

在受信任的设备上打开双重验证提示. 根据组织的设置，在执行双重验证时，你可能会看到一个检查框，上面写着“n 天不再询问”。 如果已选择此选项来停止双重验证提示，然后丢失设备或设备可能遭到入侵，则应Microsoft 365 将你注销所有设备，以帮助保护你的帐户。

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.