Touch and hold the - (volume) button and the (BLUETOOTH) button for 5 seconds. The (BLUETOOTH) indicator turns off and the BLUETOOTH function is set to off.
When you touch and hold the - (volume) button and the (BLUETOOTH) button for 5 seconds once again, the (BLUETOOTH) indicator turns on and the BLUETOOTH function is set to on.
Where a Sony product contains software that is subject to updates, Sony may issue security updates and updates necessary for the proper functioning of the device.