Stop letting heavy images tank your load times. Start by renaming your files...

https://weekly-wiki.win/index.php/How_Long_Should_Alt_Text_Be%3F_The_Definitive_Guide_to_Image_SEO

Stop letting heavy images tank your load times. Start by renaming your files with descriptive, keyword-rich slugs instead of generic strings. Always write helpful alt text for accessibility and search crawlers