Instagram uses Automatic alt text object recognition technology to provide a visual description of photos for people with visual impairments. You can replace this text to provide a better description of a photo. Keep in mind that this description will only be read if someone is using a screen reader to access Instagram.

To see and edit alt text for a photo before you post it on Instagram:

1. Start by taking a photo or uploading an existing photo to Instagram.
2. Choose a filter and edit the image, then tap Next.
3. Tap Advanced Settings at the bottom of the screen.
4. Tap Write Alt Text.
5. Write your alt text in the box and tap Done (iPhone) or Save (Android).

To change the alt text of a photo after you’ve already posted it on Instagram:

1. Go to the photo and tap (iPhone) or(Android).
2. Tap Edit.
3. Tap Edit Alt Text in the bottom right.
4. Write the alt text in the box and tap Done (iPhone) or (Android).