How to Fix Invalid IMEI/Unknown Baseband on Mtk Device

This article explained detailed information on How to fix Invalid Imei / Unknown Baseband version on MTK devices, how easy is this check out the below instructions and fix out your invalid / unknown IMEI in seconds.



The method below to fix your Android invalid imei works for both rooted and unrooted device.
Note: You must get a working Imei Number (To get this open your phone cover and find SIM 1 and SIM 2 Imei Number), Your Android Device must be an MTK based, If you are Okay with the above requirements you can continue with the steps below
  • Download Mobile Uncle Tools on your MTK Android phone.
  • Install and open the app then click on Engineer Mode >> Engineer (MTK)
  • Navigate to CDS Information and then find Radio Information and click.
  • Now select either Sim 1, or Sim 2, which ever you want the imei to be fixed.
  • For SIM Type the below command
  • Replace your copied imei number with the red text above.
  • For SIM 1 Type the below command
  • Replace your copied imei number with the red text above.
  • The Only difference in the command is SIM 1 has 1,7, and SIM 2 1,10,
  • After you are done with that Click Send At Command then a pop up message will be displayed showing Command Is Msent
  • Switch off your device or put Device in airplane mode, switch it ON back and dial *#06# to confirm your IMEI change.
The above method might not work well for Android 5.1 and Marshmallow lollipop device. Follow the below steps to have authority over this
Note: This inclined that your phone must be rooted.
  • Download Chamelephon for Android on Playstore
  • Install and launch the app then grant it Root Access
  • You will notice a division of Sim 1 and Sim 2, click edit on whichever you wanna change
  • Paste your Copied IMEI number there and click Apply

  • Switch off your phone for some seconds and switch On then dial *#06# to confirm imei change.

Fix Unknown IMEI And Baseband Version.

MTK based device
MTK droid tools
Imei number
USB ADB drivers
NVRAM backup Gotten from the same model of the device.
  • Download and Extract MTK droid tools on your PC
  • Download, Install and Launch USB ADB drivers for Android
  • Navigate to your phone settings and find developer options click on this and enable USB Debugging
  • Connect your phone to your pc via a working USB cable
  • Make sure the MTK droid tool is launched on your PC, It will detect your android device automatically and display the information.
  • Click on the ROOT button
  • Tap on IMEI / NVRAM

  • Hit on the Restore Button and Open the NVRAM backup
  • An option to change IMEI will show up, Input the IMEI you have
  • Then Click Replace IMEI and Switch Off / Put your phone in Airplane mode, Reboot and confirm your new IMEI’s
That is it about How to fix Invalid IMEI number / Unknown Baseband Version, If you have any question kindly comment below.

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