Loading the right size image into your website is one of the fastest ways to speed up load times for your website. Using an image that is both the right size of pixels and utilizes the right amount of compression, combined with the right file type, ensures your images are clear and load quickly for your users. Bonus, the smaller the file the more likely a search engine has to render your website when crawling and indexing.

Here are a few tools that you can use:
https://squoosh.app/
https://www.canva.com/
https://tinypng.com/