Get tech support for your O2 issues

No signal indoors

I suddenly lost a signal inside my house. I cannot make or receive any calls. O2 gives a different information about the signal issues in my area (GU10 4NN), one that there isn't any and another that there is an issue with the mast. The latter one ha...

Hi any ideas why my Samsung flip phone turns off when closing

My z flip keeps turning off when closing the phone I keep having to turn it back on any ideas it is a year old

Access old bills

I am trying to access bills from 2021-2022. The site is being updated. When will this update complete?

Resolved! Moving my number too o2

I'm trying to move my number to o2 so.i can keep it but its not working

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

O2

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