About others, provide FTP access, and we will regenerate the .pot file for the theme. If you do not know how to create an FTP contact with your hosting provider, they will help you.
2. I have just checked your site now and the compare is working perfectly fine for me, please see this screenshot: https://postimg.cc/34XQkk26 it must be the cache issue at your end nothing else, try to clear the cache and check back.
