TL;DR:
Closed captions will soon be supported for videos embedded in PowerPoint and shared in Teams (desktop and web) using PowerPoint Live. Due early to mid-March 2023.
Details:
When creating a PowerPoint presentation in PowerPoint for Windows or PowerPoint for Mac, you will have the option to include a closed captions file with your video:
When the presentation is shared via PowerPoint Live for Teams, any embedded video that includes closed captions stored in a separate file will automatically include the option for attendees to turn on closed captions:
When closed captions are turned on, they will appear at the bottom of the slide, as shown below:
When no closed captions are available for a video, the closed captions button will be disabled:
Availability:
Due early to mid-March 2023.
Source, related links, and references:
MC513049.
Check status:
Microsoft 365 Roadmap ID 114494.
Page originally published:
11th February 2023 and kept up to date.