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Connection to a network

My mobile; here in Italy, will not connect to a network, since yesterday

Phone calls not being received

hi there my incoming phone calls show straight away as missed calls rather than giving me the opportunity to answer them. This has been happening for weeks..any idea why?

sim is not being registered in Teltonika GSM router

Hi, I have installed a sim in a Teltonika router (we normally have no issues and the sims are recognized quite quickly). However, on this occasion, It has been installed on Friday morning and has been on all weekend and is still showing as 'Unregiste...

Resolved! Can't make calls on new iphone 14 and sim

hi,existing O2 customer, i've today received my new phone and sim and gone through all of the set up procedures to move across from my old phone. Everything on the new phone works other than the ability to make or receive calls. It;s showing no signa...

Resolved! New sim not receiving calls/texts

Just upgraded to S23 plus. Decided to keep my old S10 and received a new sim/number to use for work only. Since swapping for new sim I cannot receive calls/texts on my S10 in one area, my work!! My S23+ works fineIt just doesn't make sense, I have ch...

Poor Internet signal

I have noticed over recent months that the signal quality in my area has been getting worse. However the last couple of weeks it has been a joke! My phone shows it has 4G but I can’t use any apps or get on the internet! Unless I am connected to wifi ...

Unable to get data on Apple Watch

So, I have had a very bad start with o2 and for some reason have chosen to see it through although I feel I may be at my wits end! Apologies for the long post but no one at customer service seems to be listening to me or giving me any confidence to ...