Flashtool is a software developed by Bin4ry & Androxyde, which allows users to modify and flash firmware for Sony Xperia smartphones and tablets[^4^]. Flashtool 0.6.9.1.epubl is a version of Flashtool that supports the latest Sony Xperia devices, such as Xperia S (LT26) and Xperia P (LT22)[^3^]. In this article, we will show you how to use Flashtool 0.6.9.1.epubl to flash firmware on your Sony Xperia device.