The headset does not operate properly.

  • You cannot operate the headset when you are not wearing the headset. Put the headset into your ears to operate.
  • To operate the headset, tap the touch sensor correctly. Hold the headset between your thumb and middle finger, then tap the touch sensor with your forefinger.
  • The headset cannot be operated when the touch sensor or your fingers are wet. Wipe off any perspiration or water with a soft dry cloth before operation.
  • The headset cannot be operated with gloved fingers. Operate the headset with bare hands.
  • The headset cannot be operated when the touch sensor is covered by your hair. Clear the touch sensor so that you can tap the touch sensor directly.
  • Be precise in tapping the very center of the touch sensor. If the rim of the touch sensor is touched, the headset may not operate.
  • Tap the touch sensor with the ball of your finger. If you tap with your nail or fingertip, the headset may not operate.
  • Tap the touch sensor while holding the headset between your thumb and middle finger. If the headset moves when you tap the touch sensor, the headset may not operate.
  • When you change the assignment of the functions to the touch sensors with the “Sony | Headphones Connect” app, confirm on the app that the correct functions are assigned to the touch sensor.
  • Reset the headset. This operation does not delete pairing information.
  • If the headset does not operate properly even if you reset the headset, initialize the headset.
  • When you cannot change the call device during an outgoing call or while you are talking on the phone, check with the “Sony | Headphones Connect” app whether the [Ambient Sound Control] function is not assigned to the touch sensor.