Flashtool uses unsigned drivers for flash mode. Hold Shift while clicking "Restart" → Troubleshoot → Advanced Options → Startup Settings → Disable driver signature enforcement.

This is the most common failure point. Inside the Flashtool installation folder, look for the drivers folder and run Flashtool-drivers.exe . Select "Flashmode Drivers" and "Fastboot Drivers."

18:23:11 - INFO - Processing loader.sin 18:23:15 - INFO - Processing partition-image.sin ... 18:24:02 - INFO - Flashing finished. 18:24:02 - INFO - Please unplug and start your phone.

: Official firmware files are typically sourced via XperiFirm before being processed by Flashtool.

Flashtool 0.9.23.2 ((top)) 〈LIMITED — ANTHOLOGY〉

Flashtool uses unsigned drivers for flash mode. Hold Shift while clicking "Restart" → Troubleshoot → Advanced Options → Startup Settings → Disable driver signature enforcement.

This is the most common failure point. Inside the Flashtool installation folder, look for the drivers folder and run Flashtool-drivers.exe . Select "Flashmode Drivers" and "Fastboot Drivers." Flashtool 0.9.23.2

18:23:11 - INFO - Processing loader.sin 18:23:15 - INFO - Processing partition-image.sin ... 18:24:02 - INFO - Flashing finished. 18:24:02 - INFO - Please unplug and start your phone. Flashtool uses unsigned drivers for flash mode

: Official firmware files are typically sourced via XperiFirm before being processed by Flashtool. Flashtool 0.9.23.2