Quite often, in case of long-term usage of the gadget, some bugs may appear, significantly affecting the user experience. Not only Chinese fakes but also good quality gadgets may be affected. In order for a device to work correctly again, it is often recommended to reset it to the factory settings or to update the firmware, for this you need to check the IMEI on your Android phone.
You can find IMEI number with several methods:
If you don’t have “NULL” instead IMEI number – it was deleted and now you need to recover it.
Now you know how to find IMEI number on Android smartphone or tablet. If you know some other methods IMEI number check – write it in the comments!
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 and can be fixed with change IMEI number Android. So, how change IMEI number on Android phone?
How change IMEI number via the engineering menu:
Attention! After “AT+” you have to put a space!
Done! Now you know how 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.
To date, the Android operating system is adapted to the needs of the modern user as much as possible. A wide range of settings and functions will satisfy almost any request. And yet, sometimes it seems that it is not enough, and you want to extend the functionality of the gadget. The engineering mode Android gives you this opportunity.
Engineering mode Android is a special program that allows the user to make adjustments to the work of the gadget, conduct technical testing and evaluate the work of the sensors. It is also not difficult to understand how to use engineering mode Android.
There are several options of how to access the engineering mode in Android. To launch the menu you can use Android engineering mode code:
You can launch engineering menu through the engineering mode code, but if you did not manage with how to access the engineer mode Android using special codes or you have a tablet, which does not support dialing, you can download special applications.
Here they are:
Not all Android devices give you access to the engineering menu. This feature is only available on the gadgets the central processors of which are produced by MediaTek or Spreadtrum. As for all other models, it makes no sense to run the engineering menu, because it was removed or cutted down by the manufacturer. Even if you found an appropriate application how to access engineering mode, it just will not operate efficiently, because the engineering menu simply does not exist.
In addition, configuration menu is not available on the modified operating systems, such as CyanogenMod. Initially, these systems were developed for devices based on Qualcomm processor, and they do not support the engineering mode Android.
So now you know how to use Android engineering mode code for your phone.