Get tech support for your O2 issues

3G being discontinued - your phone needs upgrading

I received a text message telling me that 3g is being discontinued and that as my mobile only works on 2G/3G you'll need to upgrade your phone - offering a Samsung A16 for £129. But why did I get this message? How does O2 know what phone I've got? To...

Resolved! Random call forwarding

Hello, my phone was about to die and I was not near a charger at the time so before I died i diverted my phone to another nunber then it died 5 mins later.once i got home took the divert off and all was good! However, now the phone automatically acti...

Can 4G calling be used on devices that were not bought from 02?

I have replaced a Samsung Tab Active 2 (which O2 told me was not capable of making 4G calls) with a Tab Active 3 (Which the O2 IMEI check said was compatible.)However, it now appears that not only can I still not make 4G calls (the option does not sh...

Resolved! O2 Open discount error

i am trying to add O2 open discount but its coming up with error message. any ideas how to resolve this? B

Activating NHS discount code

I am trying to apply my NHS discount on a phone and plan I just bought but the site just keeps saying we are experiencing technical difficulties please try later. I'm aware i only have a limited time to apply this discount. Can anyone help?

Pixel 6a has notified me "Phone not allowed for voice"- o2 network avilable but no connection

Have tried resetting network connects, factory reset, trying a differnet SIM, cleaning/dusting the slot etc.I can see it has an APN set up and theres network but no data nor texts/voice calls (unless over wifi).

Resolved! Santander OTP not received

Just switched to O2 from Sky, & trying to register a new OnePlus phone using Santander app. Problem is that Santander OTP is not being received. All other text sending & receiving is fine. I see others have had a similar problem, but can't find a sol...

Poor signal

Despite being an O2 customer for decades, my phone is not fit for purpose. I cannot use it for calls or internet at: my local town, near my children's school, my carpark at work, on the route home from work, in a main town slightly further away. This...

Santander OTP not being received after switching to O2

Hi, I've just switched to o2 from Lebara this week on a pay monthly contract, porting my old number across. I've been trying to log on to both mobile and online banking with santander, but it requires receiving a one time passcode to my phone number....

Resolved! what is the point of having O2 if I cant get a signal at home?

I live in the Swansea area. I have no signal or reception at home. The map says I have excellent coverage but this is a lie. Whole areas of Swansea have black spots where I cannot use my data. I cannot get ANYONE at O2 TO HELP. Any ideas before I cha...

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