13. Do I need to set up JP SMART SIM again after changing the device? October 07, 2023 18:12 Updated Yes, it’s necessary to install the JP SMART SIM APN on the new device to use all of the SIM card's function . Related articles 1. How can I set up internet data on the Android device? 15. How can I download the JP SMART SIM application? 11. My phone does not show the signal after installing the sim card. What should I do? 10. My iPhone/iPad display showing that the “Invalid Sim” or “No service” after inserting the JP SMART SIM, what should I do? 14. What are the PIN code and PUK code?