prolific usb to serial comm port driver error

The image below is a capture of the Windows 10 Device Manager showing the yellow icon for the Prolific USB to Serial adaptor.ĭevice Manager Prolific USB to Serial - Code 10 The Group Policy can then updated to prevent Windows Updates for USB devices matching the Prolific USB VID and PID. For changes to be applied using the Group Policy Editor, the computer must be connected to the relevant Domain. Change the local computer Windows Group Policy settings to prevent updates for only that Prolific USB device. Repeat steps 1 and 2 for all USB ports on the computer, including any USB hubs or docking stations connected to the computer where the Prolific USB device may be connected. This driver is signed and should not be used otherwise. Prolific 3.3.2.102 compressed file here on Google drive. Version 3.3.2.102 worked for both my Windows 10 installations. This step may require some experimentation with earlier Prolific driver versions. With the Prolific USB adaptor fitted in the same port, i nstall the Prolific driver version applicable to the Prolific hardware used. With the Prolific USB adaptor fitted to the target computer, uninstall the Windows Prolific driver from Device Manager for that USB port. Installing the same software on a workplace network, with possibly dozens or more networked computers, is an entirely different matter.Ĭertainly there are noteworthy websites with documented / packaged fixes that can be tested if not done so already.įixing the driver issue (Code 10) can be achieved in four steps. Installing some malevolent software on a home computer limits exposure to possibly a few computers. Running an executable from an unknown website leaves me personally with an uneasy feeling. The second reason for this blog relates to online software fixes released with little or no explanation as to what software mechanisms are under the hood.

This issue can be addressed by preventing the driver update of the specific USB device. This is an accepted process that facilitates software improvements however the process is troublesome when there are either driver or hardware related issues. The first reason for this fix relates to Windows 10 computers on a workplace network (domain) where software and driver updates are applied in a blanket roll out, when a newer driver version is available.

Prolific usb to serial comm port driver error