Use APKPure App
Get IMEI CHANGER PRO old version APK for Android
Charm Pro
This Application allow you to run Advanced Setup from Engineering Mode Menu of MTK phones, also called SERVICE MODE
It don't need your position like Mobileuncle tools..
it will work only on MediaTek based Phones..
Use the secret menu carefully..
if you don't know what you are doing... don't do it!!