On the BOSS AUDIO unit
1. Reset the unit. The reset button is normally a small button located in the front panel holder.
On the APPLE Device such as an iPhone
1. Close all apps on the phone first (closing the screen doesn’t exit the app)
a. This is done by double-tapping the Home button and swiping up on ALL app screens (depending on the OS version)
2. Reboot the phone
a. Rebooting is done by holding the Power button for 3 seconds
b. A slide confirmation will appear to Power Off the device.
c. Once the phone has shut down, which normally takes about 10 seconds, press and hold the Power and Home buttons at the same time until the APPLE logo appears
d. Continue to press and hold the buttons until it blink or flash once
e. After it blinks or flash once, release both the Power and Home buttons
3. The device will restart
a. Go into the Settings Menu
b. Look for Bluetooth Menu and select "BOSS AUDIO"
This is a common way of resetting Apple device. It might not be applicable on all Apple devices. Please check the user manual of your device if this procedure does not work for you.