How to change IMEI Number with chamelephon app
How to recover IMEI on any android device..
Download and install chamelephon apk from bellow or from Googledrive
Click Here Download
Open the installed chamelephon app.
Now a popup will ask you to grant the super user access.
If your device is perfectly rooted..
Change your IMEI by tapping Generate Random IMEI button or Enter manually if you have Own imei numbers
Click on Apply new IMEI's button
a popup will ask you to confirm that change
Reboot your device