As the title says .. my phone is missing and invalid IMEI ..
i just open my phone after slept and saw that i cant call/sms anyone also cant use my simcard .. its 2 days ady since my phone have invalid IMEI ..
Ady used much method... this is the method that i ady tried :
1. Root phone and using chamelephon.
2. Root Phone and delete nvram,
3 Root Phone and copy the file in nvram folder then delete one in the folder and put it back..
4. mtk droid tools.
5. mtk engineering mode..
and more.. which i forget it.
... my phone is lenovo a390 if im not wrong