Acer Z200 Invalid Imei / Imei Null Full Fixed -
This post maked by me caused many friends asked me " how to get repair imei invalid for acer z200" with get value and really work.
Okay, lets follow step by step to get really done for repair acer z200 android smartphone and android version v.4.4.2.
The first time must to check emai number with this code ; type on the phone *#06# . if ime show Null or invalid, go to next check, open setting --> about phone --> look the baseband . are the is a baseband show unknow ? if unknow we must reflashing with original firmwares for fix baseband.
if show baseband we can do by write imei right now.
# fix baseband unknow.
#* for fix baseband can do by single flashing, take to flashing secro.bin with flashtool .
#* fix with fastboot mode , type command fastboot flash modem secro.bin.
#* get root access for acer z200 by rooting with any rooting softwares like king root, kingo root, one click root, smart root. and many more, when get root full access can show like image below.
| mtk root fix imei for android mtk cpu chipset |
after get full root access will show green color side corner and can show lcd driver ic , then tab to imei / nvram and input digit of imei number. imei 1 and imei 2.
if any masalah still not solved by these methode, can asked me again.
Acer Liquid Z200 Device Specification
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