A family of Microsoft presentation graphics products that offer tools for creating presentations and adding graphic effects like multimedia objects and special effects with text.
Good day, Zhanzhao!
Thank you for your update. I am so happy that I can help you with this issue.
As many users may encounter similar issues, your case could serve as a valuable reference for them. I would make a brief summary of this post so that other forum members could easily find useful information here:
Issue Description: MP4 Format Not Available in PowerPoint Export (version 16.16.27)
User reported that when exporting a PowerPoint presentation as a video, the MP4 format option is missing, preventing them from saving it as a video in Powerpoint version 16.16.27.
Action Taken:
Upgraded to the latest version of Microsoft 365.
Update guidance: Update Powerpoint
Results:
After updating, the MP4 export option became available, and the user was able to save the presentation as a high-quality video.
Finally, as other users may search for similar issues, please kindly mark this post as an answer and upvote it. This will highlight the solution and help others quickly find the correct guidance to resolve the same problem.
Warm regards,
Alina- MSFT | Microsoft Community Support Specialist