HTC One M8/M8S

Download HTC One M8S and M8 Full RUU Stock Firmware Android 6.0 Marshmallow Update :

Go To Firmware Download Page

Caution : Flash your device with your own risk. 

We are not Responsible for any accidental damage of your phone.

Make Sure that you have installed HTC USB Driver on your PC. 

If not Installed yet, Download HTC USB Driver from here.