Flashtool-0.9.22.3-windows.rar ((free)) [ NEWEST | ROUNDUP ]
Hold the button and connect the USB cable to your PC.
The tool acts as a bridge between a Windows PC and an Xperia device in "Flashmode" or "Fastboot mode" to perform the following: Flash Stock Firmware : Install official Sony firmware (in Flashtool-0.9.22.3-windows.rar
Version is a particularly significant release because it strikes a balance between legacy device support and compatibility with older Windows systems (Windows 7, 8, and 10). Many users report that this version is more stable for certain Xperia models (e.g., Xperia Z, Z1, Z2, Z3, and early Xperia X series) than newer builds. Hold the button and connect the USB cable to your PC