激活有助于验证你的 Windows 副本是否为正版，且未在超过 Microsoft 软件许可条款所允许数量的设备上使用。 如果无法激活激活Windows 11，激活疑难解答可以提供帮助。

يقدم Xbox Support مساعدة للأسئلة Xbox وGame Pass وأسئلة الفوترة. احصل على المشورة وخدمة العملاء في مجتمع «Xbox Support».

OneDrive for Business provides one place to store, share and sync your work or school files.

If you’re connecting to your home Wi-Fi network, consider changing the type of security that your router or access point uses. You can do this by signing in to your router using the software for it, and then changing the security type for your home Wi-Fi network.

To capture someone's attention in an email or meeting invite, type the @ symbol followed by their name within the message or invite. Doing so will highlight their name and prompt Outlook to add them to the To line, ensuring they notice, and add the @ symbol next to their message in the Inbox.

在新 Teams 中时，选择新 Teams 顶部的“设置”和“更多 ” ，然后选择“设置 > 通知”> 打开 Windows 通知设置，打开 (或关闭) 通知。 在应用列表中查找 Microsoft Teams (工作预览) 并设置首选项。 添加另一个 Teams 帐户

Upload captions and transcripts Upload your own WebVTT captions and transcript file by selecting Video settings in the upper right of the web player.Expand the Transcripts and captions section if closed, then select Upload.In the dialog that appears, select the language of the file you’re uploading.

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.

若要将快速助手固定到任务栏，以便快速返回到任务栏，请在打开快速助手后，右键单击 (或按住) 任务栏上的图标 > 固定到任务栏。 如果旧应用图标仍显示在设备上，请确保选择新应用图标。

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2