Dmdch1-0145-pc.zip May 2026

If the device still shows an error in the Windows Device Manager, follow these steps to verify the driver version as recommended by RF HAMDESIGN : : Expand the Ports (COM & LPT) section.

: Unplug the adapter and plug it back in. Your computer should now recognize the device without the Code 10 error. Troubleshooting & Verification DMDCH1-0145-pc.zip

: Go to the Driver tab. The version must be 3.3.2.102 (dated 09/24/08). If the device still shows an error in

: Once the process finishes, reboot your computer to apply the changes. DMDCH1-0145-pc.zip

: If the version is different, unplug the adapter and run the fix program again.

: Double-click on "Prolific USB-to-Serial Comm Port".