You'd need to buy a premium account for that. Mainly because that's how their business runs - on ads. When logged in, simply click on your profile picture on top right corner, then buy a premium account.
We can't do much about that for now. But, there is something you can do: write to their support and ask when it will be available for your country.
We are not saving, logging, sending or using any of the data within the player. It's all happening withing the WebView on YouTube Music. Also, the source code is open to public on github.
Hiss and stare at nothing then run suddenly away. Lick human with sandpaper tongue paw at your fat belly be a nyan cat, feel great about it, be annoying 24/7 poop rainbows in litter box all day.