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Customer can hear other person on line, but other person cannot hear - Or vice versa
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Symptom:

  • During the call, customer can hear the person in other line but the person in the other can hear well, or vice versa.
  • This symptom persist until the phone restarted.
  • Using the Bluetooth device like earbuds or car kit, the issue is the same
  • Speaker phone also has the same issue like receiver phone  
  • After restarting the phone issue occurs within a day. (frequency of occurs: 1 or 2 per day)

 

Possible solutions:

  1. Remove/Replace SIM card
  2. Change SIM card
  3. If ESIM is supported by device, recommend customer to contact service provider and use ESIM
 
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