23-01-2020 08:35
23-01-2020 08:40
Have you tried rebooting your phone or checked for any network issues locally O2 Service Status ?
Yoou can contact customer service by live chat to check your account too Guide: How to find help & contact O2
23-01-2020 11:39
23-01-2020 11:39
Some more help here. That's usually a generic message sent when there is a network issue either in your area or on your billing platform at O2.
27-01-2020 11:31
27-01-2020 11:31
Hey @crizdee are you still having problems with wifi calling or is it sorted now?
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