Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.

转到 Teams 中的任何频道时，你将看到的第一个选项卡是 “帖子”。将帖子视为一个大型群组对话。 有权访问该频道的每个人都可以在“ 帖子”选项卡上查看消息。 关于通道中的消息，另一个关键事项是，对频道消息的回复将保持附加到原始邮件。

With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online.

Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web).

To Insert this. Say this ' 撇 號 . 上 標 點 . 略 縮 號 -減 號 . 連 字 號 ！ 感 歎 號 . 驚 嘆 號 # 井 字 號 $ 美 元 符 號 % 百 分 號

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.

Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.