视频、声音文件或图片等对象位于媒体子文件夹中的 ppt 文件夹中。 双击 媒体 子文件夹将其打开，选择要提取的文件，复制它，然后导航到系统中其他位置的合适文件夹，然后将该文件粘贴到其中。

Use PowerPoint in a web browser. If you have a Microsoft account (hotmail.com, outlook.com, live.com, msn.com) or a Microsoft 365 work or school account, you can view and edit a presentation for free in a web browser. Save the file to OneDrive or Dropbox and use PowerPoint for the web to open it.

If you want to separately use files or objects from a PowerPoint presentation, such as videos, photos, or sounds, you can extract them by converting the presentation to a “zipped” file folder. Note, however, that you can't extract PDFs or .dotx files.

Record your screen in PowerPoint. You can record your computer screen and related audio, and then embed it in your PowerPoint slide—or you can save it as a separate file. Open the slide that you want to put the screen recording on. On the Insert tab of the ribbon, select Screen Recording.

Select Install (or depending on your version, Install apps>). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install.) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account. For Microsoft 365 Germany go to portal.office.de/account.

Chat. (Microsoft 365 only) You can instantly chat with other people who are working in a presentation stored on OneDrive for work or school or SharePoint in Microsoft 365. On the toolbar, at the right end, click the icon (picture or initials) of a collaborator who is currently working in the file. On the menu that appears, select Join Group Chat.

许多用户发现将外部键盘与 PowerPoint 的键盘快捷方式结合使用可提高他们的工作效率。. 对于行动不便或者有视力障碍的用户而言，键盘快捷方式比触摸屏更方便，是鼠标的重要替代方式。. 有关播放演示文稿时要使用的快捷方式的单独列表，请转到 使用键盘 ...

Create a quiz with Microsoft Forms. Frequently asked questions about Microsoft Forms. Use Microsoft Forms in your favorite Microsoft 365 apps. In PowerPoint for Microsoft 365 subscribers, you can select a form or quiz you created in Microsoft Forms and insert it into your PowerPoint presentation.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)

Codecs in Media Player. Windows 11 Windows 10. 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.