Hello,
You are Most Welcome.
We are glad that one of your issues has been resolved.
1) Please try adding the following Custom CSS in the Global Custom CSS area under Theme Settings >> Custom CSS.
li.cat-item.cat-item-15 {
display: none;
}
2) This option suggests using the actual size images for the website.
Please read the following article for further help:
https://imagekit.io/blog/improve-google-pagespeed-insights-score-for-images/
Best Regards