How do I sign in a new iTunes store with a new apple id

Click on this link to find out how to 'Sign in with your Apple ID' --> https://support.apple.com/HT201762 "After you log in, you can use the App Store, iCloud, iMessage, Apple Music, Apple TV+, and more."

If you can't connect or sign in to iCloud --> https://support.apple.com/HT203512