In this video tutorial, you will learn how to make your PowerPoint presentation accessible for those with a vision or reading disability by putting your content in the correct reading order so screen readers can read it correctly.
Create slides with proper reading order
1. Open PowerPoint.
Tip: If PowerPoint is already open, select File, New.
2. Select any pre-existing slide template except Blank Presentation, and then select Create.
Tip: To search for pre-existing accessible templates, type "accessible" in the search field, and then press Enter.
3. Add your slide content. Make sure that you don't delete or rearrange the default slide elements.
4. To add new accessible slides to your presentation, select Home, New slide. In the New slide menu, select a slide layout that best suits your purposes, except the blank layout.
Learn more: https://support.microsoft.com/en-us/office/video-create-more-accessible-slides-794fc5da-f686-464d-8c29-1c6ab8515465