Hello Hitesh, Yes I have tried the "winusb.dll", including following the instruction from PICO's site. I also have tried different computer-systems, including Windows 7 and older computer-device & OS. So far, all of them are not OK and giving the same responds: ". . . Unknown USB-Device, etc. . . ."...

Hello Hitesh,

I have made some inquiery and regarding testing on other operatingsystem, such as Win-7 or win-8:
No possibility at this time and also not on short term.

Regards.
GL

Hello Hitesh, - on one PC: Win-XP Prof. x64 Edition, SP2 - there are no other operating system running on it. - I am using a white USB-cable, is this OK ? - on another PC: Win-XP Prof. x32, SP3 ? (at the moment the PC is not here, I will check it tomorrow). Remark: By accident I have found & read Pi...

After successfully installed the latest Pico Software (PicoScope6_r6_8_11.exe) on a Laptop with Win-XP_64Bit and connect the Picoscope-3425 to the USB-port, unfortunately Window replies with an "unknown Device-Driver". Opening the Device Manager and attempting to find a device-driver for the mention...