Bloated images are the silent killers of your site speed and search rankings....

https://rowansbestthoughtss.huicopper.com/how-do-i-get-my-images-to-show-as-rich-results-the-seo-guide-for-wordpress-professionals

Bloated images are the silent killers of your site speed and search rankings. Start by naming files descriptively—no more "IMG_001"—and writing helpful alt text for accessibility