LG QCN File Collection

LG QCN File Collections

QCN ( Qualcomm Calibration Network ) is configuration file that contain security part, network config, modem, imei, band on Qualcomm SoC.

If qcn is corrupted it will cause problems like no network, imei null, baseband unknown even bootloop.

Now i'll share LG QCN file collections :

LG-D285.qcn
LG-D315.qcn
LG-D325 .qcn
LG-D380.qcn
LG-D505.qcn
LG-D725.qcn
LG-D801.qcn
LG-D802.qcn
LG-D820.qcn
LG-D851.qcn
LG-D855.qcn
LG-D855P.qcn
LG-D959.qcn
LG-E980.qcn
LG-E988.qcn
LG-F180K.qcn
LG-F220K.qcn
LG-LS980.qcn
LG-LS995.qcn

To write QCN file, you need to activate diag mode. Root phone first.
then run this command :

adb shell
su
setprop sys.usb.config diag,adb

and check in device manager, diagnostic port must exist.

You can use QPST, QFIL or UFI androidtoolbox to write qcn file.

LG QCN file collection

password : www.samsdroid.com