superior

my pc is not currently booting anything from usb right now and i cant access windows ...i have the optimized mavericks usb with suse image writer im currently on my laptop thank god

i had windows on one hdd and mac os on another hard drive....come to find out i installed a newer version of realtek drivers which altered my bios ive pin pointed my problem and i think it goes deeper than mac os im gonna have to do some research thanks

i have windows 8.1 and i boot mavericks via usb now all of a sudden i cant boot from the usb has anyone dealt with this is issue? thank you in advance