I have a blackcat loader (AT90USB162) In device manager there's a yellow symbol by the usb162. I've tried to install the drivers for it they wont install Iam using windows vista my computer wanted my to do a digital signture i dont know how i tried to dissable the digital signture no go. my computer always tell me it cant find the path to my blackcat please help thx
Here you go, this should solve your problem - How to Disable Driver Signing in Windows Vista 64-bit (x64) - Digiex