1. To set up your mobile device as an audio input:
1. Open Rocksmith+.
2. Select the gear icon in the top right of the screen to open the Settings menu.
3. Select Audio Input/Output.
4. When asked to choose your sound setup, select Acoustic or Electric (Amp).
5. Select "Mobile" app as your input type. (If you have not done so already, you can scan the QR code to download the app for Android or iOS.)
6. Launch the Rocksmith Tuner app.
7. Navigate to Connect tab from the menu bar on the bottom right.
8. Select "Let's Connect" and then "Connect Now" on the next screen.
9. Follow the on-screen steps.
10. When prompted, sign in with the same Ubisoft account you used to subscribe to Rocksmith+.
11. If your sign in was successful, your username will appear in the center of the screen.
12. After a successfully connecting, you’ll be taken to the main screen.

For the best experience, follow the on-screen instructions for noise calibration. This ensures your instrument is properly picked up by the device microphone.