Optimizing your images is the easiest way to boost site speed and search...

https://www.pure-bookmark.win/fixing-link-building-how-small-and-medium-seo-agencies-can-build-a-reliable-scalable-process

Optimizing your images is the easiest way to boost site speed and search rankings. Start by renaming files with descriptive, keyword-rich names and adding helpful alt text for better accessibility