1. Manually re-select your network
If you can't connect to a cellular network on your phone, make sure that you are connected to the correct service provider.
How to: Go to Settings > Network Selection > set to automatic or select "MyRepublic" manually
Iphone [Old IOS]:Setting-> Mobile-> Network Selection
Iphone [New IOS]:Setting -> Mobile data-> Under SIMs (select the mobile no. or plan) -> Network Selection -> Off Automatic -> select the network
:Setting-> Cellular -> Under SIMs (select the mobile no. or plan) -> Network Selection - > Off Automatic -> Select the network
2. Reset your Network settings
How to: Go to Settings > General > Reset > Reset Network Setting
If your connection still doesn't work and you will need some further help, you can contact our customer support.