添加脚注文本. 下面是 PowerPoint 中的一个脚注示例。 请按照以下步骤添加你自己的脚注。 添加脚注后，你可以将脚注标记设为上标。. 将光标置于要添加脚注的位置，然后键入数字或符号，如“1”。

在“另存为类型”框中选择“MPEG-4 视频”或“Windows Media 视频”。 可以通过查看屏幕底部的状态栏来跟踪视频创建过程。 创建视频可能需要几个小时，具体取决于视频长度和演示文稿的复杂程度。

Right-click the app, select More, and then select Open file location.This opens the location where the shortcut to the app is saved. If there isn't an option for Open file location, it means the app can't run at startup.

另一个选项：按单击顺序播放. 从 PowerPoint 2016 开始，还有一个视频播放选项可用： 按单击顺序播放。设置该选项后，单击幻灯片上的任意位置转到下一步 (或按空格键、向右键或其他前进到下一步) 时，视频将播放。

To activate Windows 11 using an internet connection: As Windows 11 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > System > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows.. To activate Windows 11 by phone:

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

和 Word 桌面程序类似，Word 网页版 会在用户键入时统计字数。 如果您没有在窗口底部看到字数统计，请确保您处于“编辑”视图（单击“编辑文档”>“在 Word 网页版 中编辑”）。 单击字数统计可以开启或关闭它。

答复 仅将新邮件发送给原始发件人。不包括附件。 “全部答复” 会将新邮件发送到“收件人”和“抄送”行上的原始发件人和所有其他收件人。不包括附件。 转发 允许你键入一组全新的收件人。转发邮件时，将自动包含原始邮件中包含的任何附件。 为什么回复邮件时未包含附件？

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).

2. Fill out the form using a recognized device and location. If possible, complete the form using a device you previously used to sign into your account and at a location where you commonly use that device and that we'll recognize, such as your home or office.