Hello,
1. Please change this code http://prntscr.com/l3fkad to:
.header .et-wishlist-widget .icon-like_outline:before {
content: "\e92d";
}
2. Theme Options > Single product page > Page Layout > Number of slides per view > 4
To fix this http://prntscr.com/l3flvs you need to enable Masonry scripts in Theme Options > Speed Optimization.
3. http://prntscr.com/l3fl53 > http://prntscr.com/l3fl9z
4. http://prntscr.com/l3fme1 > http://prntscr.com/l3fmox
5. Please delete this custom css code http://prntscr.com/l3fnip
Also, describe your problem in more details with screenshots
6. Please describe the desired result in more details.
You can use such screenshot maker as Lightshot https://prnt.sc/
7. Theme Options > Footer > Copyrights styling
8. Theme Options > Promo Popup
Regards