I purchased my 5G modem and rocket sim last month. Okay naman siya but when the promo expired, nagreload ako sa giga life app ng Unli Data 799. Based on my research common problem pala siya and usually the suggestion is to change the IMEI. However, walang nagwowork sa mga nasearch kong tutorial. Also tried adding a magic data 99 subscription as suggested sa isang post na nakita ko, kaso wala padin. Help