Get tech support for your O2 issues

Resolved! 'Invalid SIM card. Network locked SIM card inserted'

In short, I have changed my network from O2 Mobile to Superdrug Mobile. My phone is a Samsung Galaxy S7, I paid off the phone from O2 last year. I have switched my number from O2 to Superdrug. However, when I switch on my phone I am prompted with the...

Resolved! can't open emails, apps or access links through FB

Hi. For the last couple of days when I've tried to access my emails the app has just stopped working and closed. It's the same with the o2 app and trying to open links in FB, my phone will just freeze and then shut the app down. I've cleared the cach...

Resolved! Forgot everything to login to see messages in WiFi hotspot

I have no idea how to log in to my pocket WiFi homepage to read messages. I must I must've changed the name and password.How do I reset it?

New network sim swap activated but phone not working

I recently swapped my sim for the one O2 sent as part of the network upgrade. I completed the sim swap, texting 20220 from the old sim and getting the security code back which I entered using the new sim (I think, I can't actually remember now). I di...

Keypad numbers not working on automated phone services

Does anyone know how to fix Samsung S20 GE 5g so that I can enter keypadnumbers for automated phone services. Thank you.

Galaxy Watch 3 - LTE version - Searching for network

Hi All, Having a nightmare and main o2 support number have told me 3 different things. Background 1) Purchased galaxy fold 2 and galaxy watch 3 LTE directly from Samsung. 2) Found that 02 supported LTE version of watch. 3) rdered pay monthly sim from...

Amazon App & Alexa App

Hi All, Really random, My iphone Apps for Amazon and Alexa App dont work on wifi. If i turn off wifi and use 4g all ok.Have deleted apps, reset wifi. cant see anything esle PLEASE HELP.

Resolved! Cancelled sim contract

I've cancelled my daughters sim contract on my account whilst going through a mental health episode today. Can I get the sim reinstated please

Resolved! Samsung Galaxy J5/02 How to remove voicemail notification

Hi, I have a Samsung Galaxy J5 with 02. Tried all the suggestions but cannot remove "New Voicemail" notification (Dial 901). However there is nothing on 901 nor 905. Cleared caches/data on both phone (under apps) and contacts. Switched phone off for ...

Resolved! O2 SIM in 2G phone

Do O2 SIMs work in a 2G phone?

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