Q. I got a Korea SIM card. How can I activate?
A. In the package, you can easily find the way how to activate in the manual.
Here, you can also find the method that is Simple and easy.
Gold : No activation required
Blue Plus : Passport Registration (https://www.krsim.net/reg)
eSIM RED : No activation required
eSIM SKY : Passport Registration (https://www.krsim.net/esimact)