步骤 1：转到 www.microsoftstore.com 并使用用于购买 Office 的 Microsoft 帐户登录（右上角）。. 步骤 2：登录后，在右上角选择姓名，然后选择“订单历史记录”。. 步骤 3：找到 Office 一次性购买或单独的 Office 应用，然后选择“安装 Office”，查看产品密钥（此操作不会安装 Office）。

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.

Find it. To get to This PC in Windows 10, open File Explorer from the taskbar and select This PC in the left pane.. Pin it to Start. If you want This PC to show up in your Start menu, open File Explorer, right-click (or press and hold) This PC in the left pane, and then select Pin to Start. Now, there's a This PC tile on the Start menu.

@mention a tag in a channel. In a channel conversation, simply @mention a tag (type @ and the tag name) in your message and select the tag from the list.The tag will appear just like any @mention, and the people associated with the tag will be notified.

适用范围： 此功能适用于使用 Word 版本 1710 或更高版本或 PowerPoint 或 Excel 版本 1803 或更高版本的Microsoft 365 订户和Office 2021或 2019 年客户。还必须连接到 Internet，并且已启用 Office 连接体验 才能使用翻译器。. 订阅者每月接收一次新增功能和改进。

Note: If you don't see the Additional security verification page, it's possible that your administrator has turned on the security info (preview) experience.If that's the case, you should follow the instructions in the Set up security info to use an authenticator app section. If that's not the case, you will need to contact your organization's Help Desk for assistance.

Tips: If members are in North America, you can add them using their mobile number. Members can only be part of one family group. A member will need to leave the current family group to join a new one.

Forward or Backward let you arrange how other objects on the page appear with your 3D model. For example, if you wanted to add an arrow shape and have it appear on top of your model, pointing at something, you could send the 3D model backward and bring the arrow shape forward, so that the arrow appears on top of your 3D model.

为什么我的阅读窗格背景很暗？ 启用暗模式时，阅读窗格将采用深色背景以减少眼睛疲劳。 可通过选择阅读窗格顶部的 调亮阅读窗格。 如果未看到该按钮，请选择 。

Notes: Macro Repeat does not support switching applications.For example, if you open your Web browser while a macro is repeating in a game, the macro stops repeating. Likewise, if you include a command in a macro to switch to a different application, Macro Repeat does not take effect, and the macro runs once only.