[HELP] ZLT P21 Version 1 No Upgrade system tab

[Tuki231]

Good day mga master. Nag try ko ako openline ng ZLT P21 v.1 ko pero wala talagang "system upgrade" tab at wala ding "SMS". Post ρáíd to ito non pero gusto kong gamitin sa prepaid. Salamat po

 

[DarkSanji]

Try mo yung 14-14-14 second trick ni boss jhowel nsa YøùTùbé