Guides & Reviews

Unlocking an O2 phone to use a different SIM card.

Please note: all new O2 devices are sold unlocked, so you just need to test a different SIM in the phone before you request unlocking. If it is indeed locked, then you can follow the rest of this guide. Note also that since June 2018 it is completely...

Apple Watch FAQs & Activation Guide

Hello, everybody Another hot topic I've spotted on the Community is members questioning error codes being received when trying to set up their new Apple Watch In response to this, I've created a guide, which breaks down what steps need to be taken to...

Accidental MMS Sending and How to Avoid it.

Hopefully this guide will help with understanding why sometimes you may inadvertently send an MMS (chargeable) instead of an SMS (usually free from allowances). First we need to understand the difference. An SMS is a normal text only text message (sh...

eSIM - How to activate

Hello I've noticed over the past few weeks eSIM has become a hot topic on our Community, so I've put together a handy guide that gives our members all the information for everything eSIM related New & Existing customers when upgrading or taking a new...

Guide: Connecting your Samsung Smartwatch

It's time this was written up as a guide, so here goes. If you buy your watch from O2, it should be setup for you at the time of purchase. If you buy elsewhere, you'll need to go in store to get setup. Samsung watch setup. 1. Contact O2 and get them ...

Lost or Stolen O2 Device? How to Report it

If you have lost or had stolen your O2 device you need to report it to O2 immediately. Firstly it’s worth checking the “find my phone” options. Apple: Find My iPhone Android: Make sure your device can be found Windows: How to find a lost Windows devi...

Guide to O2 BARs

** My O2 self-serve steps to add/remove restrictions on your account were updated by @Dave-O2 on 27/11/24** A glance at the spread and types of questions coming into the Community Forum shows there is a fairly large number of restrictions that can be...

Spend Caps & Charge to Mobile on O2

*Steps to amend Spend Cap within My O2 and Charge to Mobile section added by @Dave-O2 on 28/11/24* Any contracts taken after 1st October 2018 can have a spend cap applied. If your contract was taken prior to that point, you must wait until you upgrad...

Migration & porting into O2

Self-serve options via My O2 to keep a number and move to O2 & to take an O2 number being transferred to you, updated by @Dave-O2 on 27/11/24 Hi everyone, We've put together some information below on how to migrate your number between different types...

O2 Age restriction: what it is & how to manage it ?

**Age Verification My O2 self-serve process was updated by @Dave-O2 on 26/11/24** Following OFCOM regulation, all O2 sim cards come with age restriction turned on. The customer or user must be able to prove to O2 that they are over 18 to have the res...