Engineer Mode ANG ganamit ko no Root
download at install
https://mtk-engineering-mode.en.uptodown.com/android
open Engineer Mode APPS
1 STEP
FINE CDS Information
2 STEP
Radio Information
3 STEP
CLICK PHONE 1
type AT+EGMR=1,7,"lagyan ng 15 digit number khit ano"
click SEND AT COMMAND
paglomabas ung AT command is mSent
uk na My IMEI na Yan
RESTART PHONE
tapos
