With tables in Docs, you can insert an image in one cell and the caption in the cell beneath it. If you want to make a gallery, increase the columns and rows and add more images with captions.

This guide shows you the steps to add captions to your images in Google Docs without installing an add-on, the easy way.

While Google Docs offers a variety of helpful features, one notable limitation is its inability to add captions to inserted images.