Hello,
In this case, do not use the Generator.
If you need professional help with site optimization you may contact WPKraken team because unfortunately, that is outside the scope of our support.
https://xstore.helpscoutdocs.com/article/100-how-to-speed-up-my-website – https://prnt.sc/ydh6vk – optimize images, check what plugins are activated and disable not obligatory of them, every plugin slows down the site a bit.
Regards