on 04-08-2019 07:11
This could be a phone issue, SIM card issue or network issue.
Have a look at this post for some things to try, then let us know the results.
Also make sure that you aren't covering the earpiece with anything and try switching to loudspeaker to see if it helps.
OnePlus 6 (O2 & Sfr), Z3 Tablet (Three UK), iPhone7 (EE)
on 05-08-2019 13:33
Hi @Mrsaljezan1, I was wondering if you got a chance to try the above suggestions yet? Any improvements with your calls?
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