Do I have to sign in with the same Ubisoft Account that I use for Rocksmith+?

Yes, the Rocksmith Tuner Connect feature must use the same account as Rocksmith+ in order to function properly.

I don't have a Ubisoft Account. How do I get one?

You can create a new Ubisoft account when you choose to sign in on the Rocksmith Tuner App.

How do I sign in?

You can sign in with your Ubisoft Account from the Settings menu by tapping on Sign In, or the sign-in popup in the Rocksmith Tuner Connect ...

How do I sign out?

You can sign out from the Settings menu by tapping on Manage Account.

I forgot my username / password. What do I do?

You can retrieve your username and/or reset your password using the "Forgot Password" option on the Ubisoft sign-in screen.