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Resolved! SMS Messages not sending

I have recently moved to O2 and I retained my original number. All is fine with the calling and the data but I am not able to send SMS messages. I can receive them but when I respond I get a 'message failed to deliver' message. Any suggestions ?

Resolved! Mobile Router SIM

Hi, just bought a mobile Router for travelling in the EU. I just wondered if anyone on here has used one of these units with an O2 SIM and if they used a PAYG or monthly contract for it. How does it work with mobile numbers as I want to keep my curre...

Resolved! no network at moment - only emergency call new phone since tuesday afternoon

Hi Been a loyal customer for year and need some help new phone connection. Sorry how long does it take to get connection to the network, my sim has bene activated as far as i know, and i am not connected to the network? is it 48 hours? need phone for...

Resolved! New phone and Sim 5 days ago and number still not swapped over

I had my new phone delivered Saturday 30/04 and did the whole text to activate and transfer your number to your new sim etc etc - i’ve messaged o2 after the 24 hours and no swap, every day since to check to see if this has been done and still no? yes...

Resolved! Lost all network connection, porting old number over.

Hi,I have recently taken out a new contract with O2 and requested my old number to be ported over from EE last Saturday. I received a text today saying it could not be done last Sunday/Monday as I assume the Bank holiday affected this. However I was ...

Resolved! Network

The phone mast as been down for nearly a week so I get any form of compensation consider I’ve been with you years and am I very good customer

Resolved! My data won’t work and I can’t make calls

I can’t make any outgoing calls and my data won’t work either. I have turned my phone of and back on again and tried the SIM card ect but had no luck

Resolved! Voicemail - number of seconds before it picks up the call

HiHow do I change the number of seconds before voicemail picks up a call? I have tried **61*901*11NN# and then pressing call and also sending via text without success. Voicemail still only allows 15 seconds. (also tried **61*901*NN# and sent that bot...

Resolved! No signal after porting

Hi I switched providers to O2, provided my PAC and put my new sim in when it arrived. The switch did not happen for a couple of days and I did not have access to my phone number. I spoke to customer services who said the porting was scheduled for tod...

Resolved! Trying to activate my "extra"

Trying to click on the activate button for 3 months free audible as my extra. It diverts me to a page that says it doesn't exist any more.

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