From here you can download the latest firmware for your sony xperia z3 d6603, d6643, d6646, d6653 custom rom if you want to try another custom rom’s in your device you can download the available rom or recoveries for your sony xperia z3 and flash it using guides provided in this website. Download firmware sony z3 d6603 global. - download the ftf firmware file - ensure all drivers are correctly installed on your computer as highlighted in part 1 of the guide linked to above - follow part 3 of the guide to flash the firmware to your sony xperia device xperia firmware details this is official stock sony xperia firmware model: sony xperia z3 (d6603).
download firmware sony z3 d6603 global
