Those who use smartphones based on Chinese MediaTek processors aware well of such a problem as an Invalid IMEI Error. What to do if the IMEI is damaged? This occurs most often after installing new firmware or a hard reset of the smartphone. Do not worry, most of these errors are repairable. So, how to change IMEI number on Android phone?
IMEI repairing on Android device does not take much time if you’ve made a backup of device’s NVDATA and NVRAM beforehand.
The main advantage of this method is that you can change IMEI number on Android without root or any additional software. Everything is done directly on your phone. If you want to know how to change imei mobile number without root via the engineering menu, you will need IMEI itself, which you can find on the box from a smartphone or under phone cover.
How to change the IMEI number via the engineering menu:
Attention! After AT+ you have to put a space!
Done! Now you can change IMEI number via the engineering menu. We recommend insistently to enter the IMEI, which was on the phone, otherwise there may be problems in mobile work.
Do you have a question “Is it possible to change my IMEI number”? So follow the steps to know how to change IMEI number on Android permanently:
You should do the same steps how to change your IMEI number for NVDATA if smartphone based on SoC MT67xx.
Then you should flash a device to a full stock firmware in accordance with your smartphone’s instructions. It is necessary to turn on the phone and do a reset via settings after the firmware. Sometimes you need to flash the full firmware in the Firmware Upgrade mode.
This IMEI firmware must always be stored on a computer or cloud storage service. It also must always been available, cause it is much easier than to change IMEI number on Android manually.
You have to know where to find IMEI number if you want to backup it. So where is my IMEI phone number? IMEI is stored in NVRAM (Non Volatile Random Access Memory) in devices based on SoC MediaTek (90% of Chinese and 50% of lowcost devices made by well-known manufacturers). In addition to IMEI NVRAM stores data about the calibration of wireless modules, identification information (IMEI, MAC) and settings of some equipment. That is where the IMEI is located.
There is a separate memory space in device’s firmware which is called the NVRAM. An information from NVRAM is copied to the directory/data/nvram during the first launch of the smartphone. The data in this catalog may be changed by various reasons, including the error when flashing the device and it could be difficult to catch “where to find IMEI number”.
How can NVRAM be damaged:
Signs of the damaged NVRAM, or how to detect Invalid IMEI:
Do not worry if you do not know the answer to “where can I find my IMEI number”? Anyway we will help you!
Before you’ll change IMEI Android it’s important to charge your smartphone for at least 40% if you want to make a backup IMEI on Android. Further you have to install the drivers for your device and SP Flash Tool.
In order how to backup IMEI number on Android:
You should save additionally NVDATA if you have a smartphone based on MT67xx series processors for IMEI backup and restore. Do everything in the same way as in the instructions from the point 3 for backup IMEI on Android.