is the SoftBank Japan variant of the Sony Xperia X Performance.
The request refers to downloading and flashing the for the Sony Xperia X Performance (502SO) , specifically version , typically to remove a screen lock or recover the device. Product Overview: Sony Xperia X Performance (502SO) The Download 502SO 340 R13C Remove Lock ftf
" model and the "SoftBank JP" region to find version (referenced as 340). is the SoftBank Japan variant of the Sony
: The tool will begin writing the firmware. Do not disconnect until the process is marked as finished. Alternative Official Recovery Download 502SO 340 R13C Remove Lock ftf
Hold the button while connecting it to the PC via USB. The LED should turn green (Flashmode).