Manually search for another network. Reboot the phone. If still not working then contact O2 to remove the Roaming bar on your account. If you message O2 on Facebook ( Arrived in India and was prompted to purchase International Travel Bolt-On to cover calls, texts and data. I did so by texting TRAVEL to the number specified. 48 hours later I used data on roaming am now being charged an extortionate rate for it, despite having the bolt-on. check with o2 that you are on the correct iPhone data bundle tariff. Or. Next reset the network settings. settings> general> reset> reset network settings. note this will also loose any stored Wi-fi or Bluetooth devices pre stored. Or. you can check if 4G is still on. Settings> mobile data> mobile data options> enable 4G> in there you can Calls and texts are working fine. My number even transferred from another network. Just the data doesn't work Step 2. Request an O2 eSIM pack by calling O2 on 202 from your O2 phone, 0344 809 0202 from another phone, or heading to an O2 retail store. Some customers can also request one from within the My O2 app. Step 3. Follow the supplied instructions to activate your O2 eSIM pack. Note that it may take up to 24 hours before your number is transferred . If there’s no known issue, try manually resetting your device by: Turning your phone off and on. Making sure mobile data is turned on in your settings. Choosing the O2 network manually in your settings. Resetting your network settings (this will also reset Wi-Fi networks and passwords, cellular settings, VPN and APN settings that you’ve Hi, I have an iPhone SE but the roaming isn’t working when I travel to the EU (France, Italy, Spain). My Data Roaming is turned on, When I was last in London I went into the O2 store and replaced the sim, double checked that there isn’t a block on my account but it’s still not working. It’s lik AT&T and T-Mobile, the mobile operators which O2 partners with in the USA are updating their networks. The older 2G and 3G networks will be closing to allow them to focus on 4G and 5G. AT&T is planning to switch off their 2G and 3G from 22 February 2022. All O2 customers travelling to the USA will be steered to alternative carriers, to ensure Hey, I was over aboard two weeks ago and I was using my o2 SIM there, it made a massive bill, but that bill has been paid but my data is still not working. My tariff is renewing each month like normal got my minutes and texts but no data. Please help . Thanks Hi, please help! I recently bought PAYG 30 quid Big Bundle Sim, to use it in my tablet in UK as well as in Europe while Im travelling a lot. It worked in UK as it should, but now after crossing border its not working anymore - I can make calls, but I dont have data roaming as I should. Obviously its

o2 data not working abroad