I have 3 mobile phones and 1 fixed line connected with UPC. I experience below with my mobile phone:
- I do not hear caller or caller suddenly do not hear me
- Sudden disconnection during the call
Pls explain why is that and how we can fix this issue.
Thanks for your message.
I am sorry for any inconvenience caused. Your case has been forwarded to the relevant department. They will get in touch with you.