Htc wildfire s was problem of Google account and usb debugging was not enable ,
and with IR key one click it is enable
then i will able to remove G mail
http://img19.imageshack.us/img19/2043/xvdq.jpg
power on phone and just press one button
http://img13.imageshack.us/img13/4554/k4g0.jpg
Do not wast your time with other tool , ir key is best http://forum.gsmhosting.com/ubb/cool.gif