I bought A8 Max. I must change imei number. Because our customs very strict. Can you help me?
Before any action is recommended to make full backup.
Dial *#4634# on your phone and enter the desired and press save
How to restore IMEI. *#06# call to view your IMEI. The IMEI is inside the body of the smartphone.
The first method
The SIM card is removed from the smartphone;
Go to engineering, to do this dial *#*#3646633#*#*
Looking for the tab "Telephony" and then choose "GPRS"
Alternately select SIM1 and SIM2, enter IMEI and press "WRITE IMEI"
Restart your device and IMEI on the spot!
The second method
If you hace /efs/imei/keystr. Download from market android terminal emulator and connect your phone to usb,then go in terminal and write the following
su(confirm root access)
echo-n ON > /efs/imei/keystr
chmod a+rw /efs/imei/keystr
or open a file in rootexp and editable
The third method
Try to restore with MauiMETA, the instructions are on the Internet