how to get s-off on 1.55
Hello to all
I have one HTC One T-mobile, i rooted it, unlocked bootloader from HTC Dev, I want to get s-off
my software version is 3.24.531.3, sense 5.0 and android version is 4.3
in bootloader i have hboot 1.55.0000
i tried rumrummer but it always show me FATAL : please download updated package at....
WHILE I ALREADY UNINSTALLED MY ANTIVIRUS.
second i was also tried firewater but with no luck.
so kindly guide me how to get S-FF on this device.
i have windows 7