Subaru WRX & WRX STI Manuals 2017 WRX & WRX STI Owner’s Manual | Page 278

Audio/Audio set ! Touch screen operation This system is operated mainly by the keys on the screen. When a screen key is touched, a beep sounds. You can set the beep sound. Refer to “Unit settings” F5-18. NOTE . If the system does not respond to touching a screen key, move your finger away from the screen and touch it again. . Grayed-out screen keys cannot be operated. .