For iOS: Using Your Regular SIM for Calls and SMS and Ottersim eSIM for Data Abroad
- Go to: Settings > Cellular/Mobile Data.
- Set Your Regular SIM for Calls and SMS:
- Set Default Voice Line to your regular main carrier.
- Activate Ottersim eSIM for Data:
- Set your Ottersim eSIM in the Cellular Data section.
For Android: Using Your Regular SIM for Calls and SMS and Ottersim eSIM for Data Abroad
- Go to: Settings > Connections > SIM Manager.
- Activate Your Regular SIM for Calls and SMS:
- Set Preferred SIMs > Calls & Messages to your regular main carrier.
- Activate Ottersim eSIM for Data:
- Set Preferred SIMs > Mobile Data to your Ottersim eSIM.
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