Revanced is a modded version of YouTube that allows you to use premium features without subscribing to YouTube Premium, such as blocking ads, playing in the background, downloading videos and more.
To use Revanced, you need to install ReVanced GmsCore, a modded version of GmsCore that allows you to log in to your Google account on YouTube. You can download ReVanced GmsCore from the list below.
You can visit the my GitHub repository here:
YouTube & YouTube Music Revanced
ReVanced GmsCore