Select "Read" to save your current QCN file as a backup, or "Write" to flash a new QCN file to the device. Technical Requirements
to create a backup of your original QCN file before making any changes. Edit/Repair Download Imei Qcn Tool V1.0 UPD
The is a highly specialized, free utility program designed for Android software technicians to rebuild, edit, and repair Qualcomm Calibration Network (.QCN) partition files. This utility serves as a critical asset for resolving network drops, restoring "Null" or "00000000000000" IMEI errors, and fixing "Unknown Baseband" status issues on Qualcomm Snapdragon-powered smartphones. Select "Read" to save your current QCN file
Flashes a healthy QCN file to fix network issues. restoring "Null" or "00000000000000" IMEI errors