*** YOU NEED TO REGISTER ON THE FORUM BEFORE YOU CAN ACCESS THE DOWNLOAD LINK ***
INSTALLATION INSTRUCTIONS
- Open link above and skip to the section entitled “FlashTool steps”.
- As you have already downloaded the FTF firmware file, skip to the section where you need to “Flash device”.
XPERIA FIRMWARE DETAILS
Model: Sony Xperia Z1s (C6916)
Firmware version: 14.5.B.0.236_R17D
Region: US (T-Mobile) [1277-0679]
Android version: 5.0.2

Xperia Z1s_C6916_14.5.B.0.236_US_T-Mobile 5.0.2
Sony Xperia Z1s (C6916) Android 5.0.2 firmware - T-Mobile US