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Changing SIM card from another communication company to O2

Hi,I am new O2 costumer. I have been trying to keep my previous number with new O2 SIM card. However, I could not manage to do it. Another point is that I cannot see any products when I sign in My O2 app. I need your support for these problems. NOTE:...

Error activating Open discount

I am eligible for the open discount on my airtime, I have received an email telling me to activate my discount however I continue to receive an error once I have logged in saying my details cannot be retrieved and to try again in 30 minutes. I only g...

Activate simcard. No txt comes threw. On pay monthly sim

Hi i brought a pay monthly sim from sainsburys. The txt wont come threw to activate it i have followed all the steps i just want to top it up and start using it.

Phone number

Hi I requested to keep my current phone number....requested the PAC code, entered it, but I keep getting alerts with my "new" phone number.....please help!

Resolved! PAC number transfer has taken over a week and still not gone through?

Hi,First time poster on this forum. Looking for some advice.I completed the O2 form for a PAC transfer of my old number to my new O2 pay monthly SIM on December 19th. On Friday 23rd December I chased this up as the number had not been transferred to ...

Apple Watch - Error code 112

Hi,I am experiencing error code 112 when I attempt to set up the mobile service on my Apple Watch 9. Having tried an O2 I was directed to the customer services telephone line who were not able to help. They sent me guides on how to set up my Watch wh...

Taking too long transferring old number

Since last Monday i've been messed about getting my old number transferred to O2 network. I've been lied to and thobbed off constantly and even told at that couldn't find my details and had to go pay monthly to get my transfer to go through successfu...

Problem Signing in

Cannot log into My O2 - asking for different mobile number

Resolved! Age restriction

Hello I want the age restriction for 18+ sites removed from my account

Network not changing

Switching from Tesco mobile to O2 aim only contract and keeping my number. Porting date was today 12th and my number should be *************. Nothing seems to be happening and I’m still on Tesco mobile [Mod edit: Please do not share personal details ...

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