Locate the Flashtool-drivers.exe file (typically found in C:\Flashtool\drivers ). Right-click it and select . Select Drivers :
The LED notification light on the phone should turn , indicating it is in Flashmode. Booting into Fastboot Mode (For Bootloader/Custom ROMs) Power off your Xperia device completely. Press and hold the Volume Up button.
If you have already installed Flashtool, the driver pack is typically located in the installation directory: C:\Flashtool\drivers\Flashtool-drivers.exe Double-click the file to launch the setup. Select Driver Components flashtool xperia driver pack v1.9
Ensure you disabled driver signature enforcement (see above).
: Version 1.9 and subsequent updates (like those bundled with Flashtool 0.9.19.1) are noted for maintaining compatibility with older Xperia series (2014 and earlier) alongside newer models. Common User Feedback & Issues Locate the Flashtool-drivers
(where KEY is your unique unlock key from Sony)
A secondary Windows Device Driver Installation Wizard will pop up. Click . Click . Upon reboot
Upon reboot, a list of options will appear. Press or F7 on your keyboard to select Disable driver signature enforcement .
To ensure that your drivers are properly configured before attempting to flash firmware, you should test the connection using Windows Device Manager.
Maintains backward compatibility with older Sony Ericsson models.