My mobile data is not working when roaming. What can I do? 

Please make sure your device is not n ‘Flight Mode’. You must also ensure that both ‘Mobile Data’ and ‘Data Roaming’ are switched on. 

Lastly, the APN (Access Point Name) in your device must be configured to ‘gointernet’. To check that you have the correct APN or change APN settings on your device, please follow the guide provided here.