Hi @mikhailkuzi ,
This is David at SalesHunterThemes.
You can try to follow these steps:
Go to Online Store → Themes → Actions → Edit code.
Go Layout folder → theme.liquid file.
Add the following code in the bottom of the file above tag
If I managed to help you then, don’t forget to Like it and Mark it as Solution!
David | SalesHunterThemes team