SA6.0: SA touch screen driver in the software installation directory: *:\****\SATOOL\USB The EA touch screen driver is in the software installation directory: *:\****\SATOOL\EAUSB SA5.0 & SA4.0: SA/EA driver in the software installation directory: *:\****\SamDraw5.0 (or SamDraw4.0)\USB Windows XP, Windows 7-32 install drivers in X86 folder Windows7-64, Windows8 & 10 Install drivers in the IA64 folder Note: SA5.0, SA4.0 software on win8, win10 system, you need to prohibit digital signature before installing the driver