Get tech support for your O2 issues

Unable to log into O2 monthly. No more codes available.

Hello I’m trying to log into my O2 account so I can access my new e-sim. I keep getting the error that I can’t receive anymore codes to log in.

Phone not working in italy

Have an iphone7 have set mobile data to mobile.o2.co.uk but phone and messages won’t work. U.K. mobile number ********** [Mod edit: Please do not share personal details as your posts are visible to the public. Thanks!]

SIM not working

Hi, my SIm has just stopped working. Can’t get bay coverage or network. Have clean it and check there isn’t any dirt. Could a new on be issued please.

Sim Card Registration

My phone is showing the message: 'Sim Card Registration Failed.'People phoning me, get the message: 'Number Not Recognised.' This has happened overnight for no reason. Any ideas how to fix this ?Thank you.

Can’t access messages on my phone

I can’t access messages or calls on my phone

Resolved! Transfer to new phone hadn’t done my email

Huw do I set up my email on my new phone, not done in the transfer

sim card problems

Hi my name is stephen i have a problem with my 02 sim card phone number *********** i cant make or receive phone calls or text messages [Mod edit: Please do not share personal details as your posts are visible to the public. Thanks!]

Resolved! Multi sim

HiI have a sim with yourselves and I have another tablet device, can I get another sim with the same number that I can use in the tablet?

Continual overcharging

I am every month being overcharged but o2 and everyone I have to ring them. They continue to tell me it is now sorted but it never is.How do I get them to actually do something

made a change from my old number to my new o2 sim and still have not signal

I still have not signal and they told me it was going to be done today by 6pm

O2

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