Download Xiaomi Redmi QCN File For All Models. All Xiaomi QCN File is the extracted from official Redmi firmware, which will help to fix IMEI corrupt issue or baseband unknown issue. Using this QCN file from any Qualcomm Tool, you can repair NV Data or IMEI on the Xiaomi Redmi phones with Qualcomm CPU.
Download Xiaomi QCN Files
| K30: | Download |
| K30 Pro 128GB: | Download |
| MI 8 EE: | Download |
| MI9 SE: | Download |
| MI 9T: | Download |
| MI 11 Lite: | Download |
| MI A2 Lie: | Download |
| Mi Mix 2s: | Download |
| Mix 3: | Download |
| Mi A1 Lite: | Download |
| Mi 8 Lite: | Download |
| Mi9: | Download |
| Mi 9 Lite: | Download |
| Redmi Note 5 Pro: | Download |
| Redmi Note 6 Pro: | Download |
| Poco F1: | Download |
| Redmi 7A: | Download |
| Redmi Go: | Download |
| Redmi Note 7 Pro: | Download |
| Redmi Note 8/8T: | Download |
| 9s, 9 Pro, Pro max: | Download |
What is QCN:
QCN = Qualcomm Calibration Network
Basically QCN file built in in all latest android mobile phone. QCN is the main and sensitive file of network, hidden in the deepest core of mobile phone internal memory file system (in efs folder, where all information of imei and baseband are saved). Also there are values such as IMEI and MEID number, network calibration values.
If the network is not running or it does not switch 2G-3G-Lte there is an error in this file.
In additional info, the QCN file does not contain Wi-Fi and MAC values.
How to use Xiaomi QCN:
- You can use with QPST, QFIL & any Qualcomm tool, wipe modemst1,2 fsg, fsc write back, rebuild qcn & restore, even after no IMEI then write using any supported tool..
Disclaimer:
this method not work for IMEI changing Only Repair. All the files are provided for repairing purpose only, you have to manage risk your own we are not responsible for issue.