Important: When you have multiple SIM cards/eSIM profiles on your iPhone, it is not possible to activate cellular data on two data plans at the same time. You can only apply it to one at a time.
Cellular Data must be applied to the Ubigi eSIM profile to access the Internet.
To do that, go to: SETTINGS > MOBILE DATA > MOBILE DATA again
select SECONDARY: the tick will appear in front of it when it is selected 
