hi sir, i am using blackview E7s . after flashing i lost my IMEI . CDS information for IMEI change is not working. I visited alot of site to get help but the last option which is rooting. Kingroot and all other app are failed to root. I tried to install TWRP/Custom romĀ For SuperSU installation which also is not available for Blackview E7s ( MTK 6580 Android 6.0). can you help me ?