Get tech support for your O2 issues

Resolved! Apple Watch SE, adding to existing iPhone Plan

We have been trying to add my daughter's Apple Watch SE to her existing iPhone O2 plan. On her Iphone instead of showing network provider, it is saying that she still has to set it up. She has already completed the set up and has received a confirmat...

no Signal

Hithere is no phone signal at all for my account i’ve tried all the steps and nothing and other people have no problem- have you turned off 4G on my account?

Resolved! SMS won't send

Hi, my cousin is visiting France and is using a French SIM. I have received SMS messages from him, but I can't reply. The displayed number shows the correct +33 prefix, but I can't send SMS messages to it despite repeated attempts. I can only assume ...

Locked out of my phone; PUK code not working.

This is so ridiculous. I can't remember my SIM PIN code, but I've managed to find the PUK code in my account, yay! But no. When I enter the PUK code, it still doesn't work to unblock the phone. Does anyone have any suggestions? TIA.

Constant signal problems

Every 2-3 days I have to restart my phone to get some signal. This is not helpful when I can not make a phone call or send text, unless connected to WiFi. The area worsens when I go into the local town. When i manage to get a signal and able to call ...

Resolved! No signal

Good morning, I've had no signal now for,4 days! I rely on my mobile and 4g massively in my job and have now had to take time off work! I've checked for problems in the area and it says there's a mast with an issue! I really need to know when this wi...

Messages being weird

Ok so before the 14th of august my messages with my boyfriend worked but now they are not he can see my text but I can not see his reply he lives in America but this has not been a problem before please help

Resolved! Enabling wifi calling

I am trying to add Wifi and 4G Calling. But I cannot find ‘Device details’.

Resolved! Galaxy tablet

Had my galaxy s21 fe 5g phone come last week also should have had a galaxy tablet with it still not received email about claiming my free tablet

Resolved! 'account specific sim card'

Help!Bought my wife a new galaxy j5, put in her sim card but cannot send text,(for about 4 years now when she turns on the old phone she has had to change the 'message centre number' from the auto set no - +447802092032 to +447802092035 to enable her...

O2

Forum Posts