rilan – @rilan@hachyderm.io on Twitter: "@ThreeUKSupport Screenshots - international roaming is activated on my plan and mobile data and data roaming were switched on (settings unchanged since I came back). Let me
![iphone - How do I fix "could not activate cellular data network" problem when returning to US after traveling and using a different SIM card? - Ask Different iphone - How do I fix "could not activate cellular data network" problem when returning to US after traveling and using a different SIM card? - Ask Different](https://i.stack.imgur.com/FMtSm.jpg)
iphone - How do I fix "could not activate cellular data network" problem when returning to US after traveling and using a different SIM card? - Ask Different
![O2 on Twitter: "@timelord81r We're glad to hear this is sorted. Are your saved voicemails still there if you dial 901? Have you checked the deleted folder?" / Twitter O2 on Twitter: "@timelord81r We're glad to hear this is sorted. Are your saved voicemails still there if you dial 901? Have you checked the deleted folder?" / Twitter](https://pbs.twimg.com/media/B1DYooGCEAEHVcB.jpg)
O2 on Twitter: "@timelord81r We're glad to hear this is sorted. Are your saved voicemails still there if you dial 901? Have you checked the deleted folder?" / Twitter
![iPhone Unable to Use Cellular Data With a New Carrier Could Not Activate Cellular Data Network - YouTube iPhone Unable to Use Cellular Data With a New Carrier Could Not Activate Cellular Data Network - YouTube](https://i.ytimg.com/vi/28YlpqmaYPE/maxresdefault.jpg)