Use QFIL again to "Restore QCN" using the modified file.
IMEI QCN Tool v1.0 (also known as the Qualcomm QCN Write Tool) is a utility used to repair or restore IMEI numbers and QCN data on Qualcomm-based Android devices. It is typically used by technicians to fix network issues after a firmware flash or EFS corruption. Key Features IMEI Repair download link imei qcn tool v10
Since direct download links change frequently and can become malicious, we do not host the file here. However, here is a verified filename string to search on trusted forums: IMEI_QCN_Tool_v10.rar or QCN_Repair_Tool_v10_By_Unknown.exe . Use QFIL again to "Restore QCN" using the modified file
Flash the modified QCN file back to the phone using QFIL or a similar utility. Important Legal & Safety Notice Key Features IMEI Repair Since direct download links
A QCN file is a "Qualcomm Calibration Network" file that stores critical network parameters, including IMEI information, baseband data, and modem settings.
To find the legitimate download link imei qcn tool v10 , go to GSM-Forum > Qualcomm Area > search for the pinned post by "Unknown" or "Seth." Always scan the downloaded file with VirusTotal before running it, and never run the tool on a device you do not own.