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A Guide To Upgrading Your O2 Phone

This is a guide to upgrading your O2 mobile phone & tariffUpgrading your Pay Monthly mobileYou can upgrade your Pay Monthly phone online in a few clicks. To see if you can upgrade, sign in to your My ...

28 Comments

How to set up a SIM pin on O2

Everyone should set up a sim pin lock on their phone, more so if you have a contract phone. Combined with a screen lock it's the best security against unauthorised usage should the phone be lost/stole...

9 Comments

Self help guide: Is the network down for me or everyone?

Things to check before contacting O2: If you haven’t already, check http://status.o2.co.uk for the exact postcode. If a fault shows on the live status page, O2 will already be working to fix it, and y...

62 Comments

How To: Reset your Samsung after a Firmware Update

If your Samsung device displays strange behaviour after a firmware update, DON'T PANIC ! There is nothing wrong with your phone. What's happened is that some of the old system files have become corrup...

110 Comments

Cancelling Your Contract - A Guide

Welcome to the O2 Community! If you need any advice, go ahead and create a forum post HERE In light of a few recent threads popping up regarding issues with cancellation I thought it would be good to ...

196 Comments

All you need to know about O2 Voicemail 901.

The most common issue we come across is customers trying to turn off voicemail and can't. If you want to know more about voicemail 901, read on..... Visual Voicemail Visual voice mail (VVM) is a voice...

92 Comments

A Guide to Deal with Spam/Scam Calls and Text

updated 17/10 2020 by @Cleoriff We are all irritated and annoyed by the constant bombardment of ppi, injury and other spam calls and text messages. Over the past year or so, they appear to be getting ...

45 Comments

International Roaming and Whats it all about.

Welcome to the O2 Community! If you need any advice, go ahead and create a forum post HERE ** Please read the following amendments to the article that allows for EU Roaming changes on the 15th June. P...

244 Comments

What is 2G, 3G, and 4G? ** New Update 21st Sept 2015 **

So when I originally wrote this, was many moons ago and I thought that since 4G has been here for a while then its time to update the information on here as well. What is 2G, 3G, and 4G? I've been on ...

111 Comments