Usb not recognized topic

I was about to flash boot.img using flashboot each time I connect windows says usb device not recognized I have installed htc sync manager and even cyanogenmod ADB universal drivers still face same problem I went to fastboot in bootloader still usb not recognized before flashing I haven't enabled usb debugging is this the reason for it if yes then what is the solution
I am on htc droid dna s-on I can still enter into recovery and stuck in boot logo

help