HI all, I've been a pay monthly customer of O2 for over 20 years and never had any international roaming issues. I've just returned from Italy where my phone didn't work. As soon as I landed and switched on, a pop up said 'O2 have blocked 4G called from this device' and for the entire trip I had n
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
If you have an older tariff without a safety buffer we cap the amount you're charged for data usage abroad at £40 per month. So no matter how much data you use in any given month while you're abroad, you’ll never be charged more than £40. You can also choose to remove your safety buffer altogether in which case you'll be able to spend more.
Interrupt the voicemail greeting by pressing the * (star) key. Enter the four digit pin code (default is 8705) Follow the prompts to listen to your messages. Check your messages. You can listen to your messages anytime by dialling 901 from your mobile. Or you can speed-dial Voicemail 901 by holding down 1.
Options. on ‎21-11-2022 13:22. This looks like something you’d need to call O2’s customer service team about – give them a call on 202 or 0344 809 0202. Click Here For Social Media Support Links VirginmediaO2 THIS IS NOT CUSTOMER SERVICE AND WE CANNOT ACCESS ACCOUNTS.
OK, should work then. Try a manual search for a different network to the one you have auto connected to. Also check your apn is correct as detailed
Reboot the phone. If you have an iPhone change your data APN to "mobile.o2.co.uk". If still not working then contact O2 to remove the Roaming bar on your account. I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion.
Mobile broadband not working If you are having trouble connecting, visit the Live Status Checker to see if there are any network problems in your area. If there are no network issues and you’re still unable to connect, pop into an O2 store, chat to us online or get in touch and we'll be happy to help. Replacing your sim
99% UK coverage powered by O2. Free UK delivery. Using data abroad; Let us help you work out how much it is going to cost you to use your phone while you're

Done all the above steps. Shouldn't be any allowance issues as I have unlimited texts and calls and maybe only use about 20minutes of calls and around 400 texts per month, My data allowance still shows me as having 4.56GB or so left. Thing costs me ÂŁ46 per month.

Your watch won't work outside of the UK. Roaming is not allowed on O2. Can I use my Apple Watch abroad? The cellular functions of your Apple Watch won’t work abroad. This means that if you move out of range with your iPhone (about 10 metres), you won’t be able to make calls, send messages or use data through your Watch. .
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  • o2 data not working abroad