Xperia Driver Pack V1.9 — Flashtool

Follow this guide carefully. Driver installation is the single most common point of failure for novice flashers.

The installer will copy driver files to C:\Flashtool\drivers\. It will also register the drivers with Windows Plug and Play. flashtool xperia driver pack v1.9

Windows blocks unsigned drivers by default. Since v1.9 predates the strictest signing requirements, you need to disable this temporarily: Follow this guide carefully