In most jurisdictions (USA, EU, UK, India), changing the IMEI of a phone to a number you did not legally own (i.e., cloning a stolen phone) is a serious criminal offense. Using these tools to repair your own device with its original IMEI is generally considered legitimate repair.
There are several reasons why you might need the Qualcomm IMEI QCN Tool: qualcomm imei qcn tool
file contains critical network and calibration data, including the IMEI, stored in the device's EFS folder. Essential Tools and Components In most jurisdictions (USA, EU, UK, India), changing
For the average advanced user, is the most accessible "Qualcomm IMEI QCN Tool" setup. In most jurisdictions (USA