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Add descriptions to images

When you add an image to Slack, you can include a description. This description (or alt text) will help people with visual impairments understand more about the image you’ve shared.


Add a description

  1. From your desktop, drag and drop an image into the message field in Slack, or click the   paper clip icon next to the message field and choose an image to add.
  2. Click the image in the message field.
  3. Select Edit file details in the top-left corner.
  4. Add your description and edit the file name if you'd like.
  5. Click Save Changes.

Tip: You can also add a description after you’ve shared a file. Click the  three dots icon on the image and select Edit file details.

Who can use this feature?

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