I hope you already got some points, IMO, they are simple for a specific case, We need to think deeply to address common senior issues against speed. if you run a startup website or an established, page speed matters. According to HTTP Archive, 61% of a website’s page weight is images. So think about Image Optimization-That will help you to speed up your site!
However, “Mind the File Size” is a big thought: because consumers wait for your page to load for just three seconds before jumping off your site check more How to Optimize Product Photos