Watch the video:
Timestamps:
0:00 - Explanation
1:00 - Copying user data from Google Play Music to YouTube Music
1:30 - Switch to the correct account
2:00 - Starting transfer
2:30 - How to know the transfer is complete
2:53 - Can I still use Google Play Music?
3:20 - Subscription?
Google Play Music is on it’s way out. YouTube Music is replacing the platform. BUT you can kee your likes, dislikes, playlists and more. Transferring – And using both platforms in the meanwhile is very easy to do. This video shows you how to do that.
Transfer here: https://music.youtube.com/transfer