*** YOU NEED TO REGISTER ON THE FORUM BEFORE YOU CAN ACCESS THE DOWNLOAD LINK ***
INSTALLATION INSTRUCTIONS
http://www.xperiablog.net/2015/03/17/guide-to-installing-xperia-lollipop-using-xperifirm-and-flashtool/
- 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
This is official stock Sony Xperia firmware.
Model: Sony Xperia Z5 Compact (E5803)
Firmware version: 32.0.A.6.200_R5B
Region: Malaysia (Generic) [1298-5446]
Android version: 5.1.1

Xperia Z5 Compact_E5803_32.0.A.6.200_Malaysia_Generic 5.1.1
Sony Xperia Z5 Compact (E5803) Android 5.1.1 firmware - Generic Malaysia