Hello guys here is the firmware download address for THL T5S:
here is the flash tool download address:
code to open is geekbuying.com
Note, before you flash the phone you need to install the drivers on your pc.(The driver will be installed aotomaticly when connected with PC) Flash method:
1. 1:Open flash tool
2: Choose the right file as the below:
4: Power off your phone and Connect with your pc using the cable
5:The only thing you can do is waiting now. It should take 3-5mins. It will show 100% at last. then you can turn on your phone directly.