How to add alt text to an image in Microsoft PowerPoint and make your photos accessible to visually impaired users

· To add alt text to images in PowerPoint, or edit an image's existing alt text, select the photo and choose "Edit Alt Text…" from the Picture Format toolbar. 
· When you add an image to PowerPoint, the program usually adds its own suggested alt text, which you can change.
· It's helpful to add alt text to your slides'...