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How To Fix Lost IMEI

This guide is only for Android smartphones who has problems with IMEI number on MTK chipsets….

“I am not responsible for any damage caused to your phone by using this”

Method 1 – Using Engineer Mode (You must have rooted your device before doing this procedure)

  1. Open the Dialer and type *#*#3646633#*#* you will enter the MTK Engineering Mode or using Mobile Uncle APP Hit the Engineer Mode option and choose the Engineer Mode (MTK).
  2. On EngineerMode Chosee Connectivity and click the CDS information option.
  3. You will see Radio information there and after tapping on it. If you have dual SIM ANDROID then you will see TWO option select any one on which you want to write IMEI with.
  4. Click Phone 1
  5. At “AT+” line add : AT+EGMR = 1,7,”my_first_IMEI_code”
  6. Click on “SEND AT” button below
  7. For second SIM tap Phone 2 and type this command AT+EGMR=1,10,”my_second_IMEI_code”
  8. Click on “SEND AT COMMAND” button below a second time
  9. Reboot phone
  10. Verify codes with *#06#* if IMEI codes are ok
Method 2: Using Chamelephon (You must have rooted your device before doing this procedure)

  1. Download Chamelephon from Google Play Store
  2. Open Chamelephon and fill your original IMEI in these boxes, you can easily find your IMEI numbers after removing battery behind your android phone.
  3. After filling original IMEI numbers in these boxes, just click on “Apply new IMEIs”, after it a popup Confirmation message will appeared “Do you confirm changing the IMEIs”, click on “Change” and after it simply restart your phone, that’s it! now you’re all done your Invalid IMEI problem is solved now, enjoy!
Method 3 – Using Terminal Emulator (You must have rooted your device before doing this procedure)
change imei with terminal emulator

  • Install Terminal Emulator
  • Launch the Terminal Emulator app
  • Type SU then press ENTER button to get Superuser permission
  • After that, type this command then press ENTER button
    echo ‘AT+EGMR=1,7,”IMEI_NUMBER”‘ >/dev/pttycmd1
  • If you have dual SIM add this line
    echo ‘AT+EGMR=1,10,”IMEI_NUMBER”‘ >/dev/pttycmd1
  • Last step, reboot your phone/tablet and DONE!

Method 3 – Using MTK Droid Tool

  1. Download MTK droid tools and Extract on your PC/Laptop
  2. Download Universal USB Driver
  3. Enable USB debugging on the phone then connect it to the PC (don’t enable mass storage)
  4. Install Universal USB Driver on the PC with the phone connected; you should get a message saying drivers installed successfully.
  5. Launch MTK droid tools on the PC (still with phone connected to PC)
  6. MTK droid tools should detect and display your phones details
  7. Next you need to click the ROOT button so that it will temporary have Root shell access on your phone in order for it to make the script work on the background.
  8. Click on IMEI/NVRAM
  9. change imei mtkdroid tool
    Put your 15 Digits IMEI Number that you can get at the back of your phone inside not the back cover if you have 2 IMEI you need to put that.
  10. Then click Replace IMEI
  11. Restart your phone if it isn’t automatically restarted
  12. Your IMEI issue should have been resolved


  1. i m having micromax canvas a177
    my baseband version lost i.e. imei
    so i want your help
    i have downloaded mtk droid tools but it is unable to get my phone connecting to it
    and also not getting which universal usb drivers to installed
    plz send the download link

  2. Thnks Buddy …
    hnks alot..
    1st Method worked Perfectly fr me..

  3. My galaxy gts5830i imei is lost in about phone option it shows unknown and in *#06# it is blank I have tried terminal emulator option bt it does not work prblm remains as it is…please help me to fix ths issue I have lost my imei when I m installing custom rom I also dont have any backup of my efs file…..plz help me

  4. In the third method, when connecting the phone should be in fast boot mode? or connecting it normally turned on?

  5. I hv lenovo s86
    .. Loss my ip add. Imei ..and other ple help me

  6. Superb! Method 1 also works for me! Thanks buddy! I dont have to go to technician and pay much… This epic post really help me with lost imei! Super thanks!

  7. Constantine Tsiolas

    Command should be
    echo ‘AT+EMGR=1,7,”IMEI”‘ >/dev/radio/pttycmd1
    echo ‘AT+EMGR=1,10,”IMEI”‘ >/dev/radio/pttycmd1
    That worked in my Cubot X6 after formatting flash…
    I lost both imei numbers and the above command worked for me.

  8. Hi,method 1 & 2 not working for my lenovo a807. .but i will try method 3 and how it goes?

  9. Can you tell me method for Huawei Kirin devices through engineering mode or any other simple method?

  10. for android having invalid emei just download chamelephon at playstore..it only working for android root….

  11. Thank you… tried with first option – mobile uncle app but not able to fix the issue. But through this app found another app called ToolHero which helps me to fix the IMEI issue within 15 seconds. Thank you once again for the guidance.

  12. First method work with gionee gpad g3
    Thank you very much.