Is it possible to use Mobile Self-Authentication when I used eSIM B, Ace C or Ace C Plus? 0 0 – It is Supported only for holders of ARC or Certificate of residence in Korea as foreigner who purchased over 30-DAY Plan. – Learn more of it. sunaerang Recent PostsGetting the best Prepaid eSIM plan for data, calls, SMS in S. Korea.How to do eSIM setting manually on the Android Phone?How to do eSIM setting manually on the iOS Phone?Products Review