QCN (Qualcomm Calibration Network) file for the OnePlus 7T Pro Go to product viewer dialog for this item.
Most legitimate QCN files for the OnePlus 7T Pro are shared on developer forums. XDA Developers: This is the safest bet. Search the OnePlus 7T Pro forum for "QCN" or "IMEI Repair." GSM Forums: Sites like GSM-Forum (Martview) oneplus 7t pro qcn file