Open up the SonicCloud app, then press 'improve my profile' from the home screen:
Next, choose from one of three options. You can refine your profile for quick tweaks, do real-time tuning for precise changes, or re-take the hearing assessment altogether to get an entirely new profile! Go ahead, play around with all three options:
You can also personalize your hearing from the Dialer Screen: Simply press the red “Profiles” button on the bottom right of the screen.Then press “Personalize Your Hearing” on the bottom of the “Profiles”page (in the green bar) and take the Hearing Assessment!