My O2 says that 4G & Wifi calling is enabled. But when I try to enable
it in my iphone settings the phone pops up a dialog saying I have to
enable it on O2 first, even though it is already enabled on O2 and has
been for weeks. I'm using an iPhone 11 ...
Thanks for the iData suggestion. I checked and all the cellular data
options I see have the APN set to idata.o2.co.uk.There's no settings in
the LTE section, though that is marked as optional in the iPhone
settings. So I just tried adding the APN det...
It worked for me during my last stay in the UK (over the summer). It
looked like it turned off when I was outside of the UK, and now won't
turn back on again. But if could be coincidence and unrelated to travel.
If no one on here has ideas then I'll ...