Download the IMEI QCN Tool ZIP file and extract its contents to a folder on your PC, preferably C:\IMEI_QCN_Tool\ . Using a short path on the C: drive avoids potential permission issues.
Do not use a loose or damaged USB cable. A disconnection during a QCN write can permanently corrupt the modem partition, leaving the phone unable to connect to any cellular network. Download Imei Qcn Tool V1.0 UPD
: In many regions, altering an IMEI number is illegal, especially if the device is stolen or blocked. Download the IMEI QCN Tool ZIP file and