Image is quite heavy in web traffic. it is about 53% whole web traffic.
It is important to make sure loading image won't be a slow & bad experience to your user.
There is a rearch showing that
83% redictopm om file size using the MozJPEG Encoder https://youtu.be/0-3GBgRg9ow
You can use online tool to resize or format your image: https://squoosh.app/editor