Nah don't know anyone using it unfortunately.
I just had a quick search and found this.
https://www.addictivetips.com/ubuntu-linux-tips/upload-music-to-google-music-on-linux/
Yea root is the admin account essentially.
Open up a terminal and where you see xxxxxx:~ is there a $ or # after it?
If it ends in a '$' you are running as a normal user. If it ends in a '#' you are running as root.
Are you using the root account or a normal user account? Some programs will not run with the root account for security reasons.
If it's the root account, create a new account.
If a user account try these steps in a terminal.
sudo apt install snapd
Let snap install then install the...