C7100 Imei: Repair

: Always back up your EFS and NV data before attempting any repair to prevent permanent cellular connectivity loss. Repair Methods Using Professional Tools 1. ChimeraTool Method

Download and install the MTK VCOM drivers. After installation, reboot your PC. To verify they work, turn off your C7100, connect it to the USB port. You should hear the "USB connect" sound and see no yellow exclamation marks in Device Manager. c7100 imei repair

Would you like more information on the C7100 model or IMEI repair processes? : Always back up your EFS and NV