Firmware_6.1.1.B.1.100

1.ST25i_6.1.1.B.1.100_Sony
Download

ST25i_6.1.1.B.1.100 GENERIC - user_Sony (CWM flashable zip)
Download

Instructions:
Install CWM based recovery or custom kernel with recovery
boot to recovery and flash ST25i_6.1.1.B.1.100 GENERIC - user_Sony.zip
wipe caches and reboot to system

Mirrors

ST25i_6.1.1.B.1.100_Sony
Mirror Use it if the first link doesnt work!