I installed the custom ROM. When I change the IMEI, SIM1 signal disappeared. I installed the original ROM. Than I change the IMEI, SIM1 signal is disappeared again. I can't solve this problem. When I change IMEI, SIM1 signal is disappeared. Please help.Al registrarte dejarás de ver este anuncio. Anímate, es gratis, rápido y sin PUBLICIDAD!