: Since the XZ3 uses a Qualcomm Snapdragon 845 chipset, QFIL can be used to restore the QCN file (Qualcomm Calibration Network). This file contains the device's unique network and IMEI parameters.
: The IMEI is intrinsically linked to the device's mainboard. If a Sony service center replaces your mainboard, the device will receive a new IMEI number as part of the official repair process. Software Restoration repair imei sony xz3
The XZ3 Dual (model H9436, H9493) has two IMEIs. : Since the XZ3 uses a Qualcomm Snapdragon
If your Sony XZ3 shows an “invalid IMEI” or “null IMEI” after a firmware flash or software issue, the legitimate path is: the legitimate path is: