on 16-06-2020 17:18
on 16-06-2020 17:23
on 16-06-2020 19:18
on 16-06-2020 19:18
Have you rebooted the phone or tried resetting your network settings?
It's never happened to me when I've added a bolt on in the past so not sure whyy the guy in store thinks it's common?