Once you have downloaded it, browse to the location where you saved it and double-click the installer file. To download the PL2303CheckChipVersion Tool for the Prolific USB to Serial Driver, visit the Prolific website. After you do this, click the device name and confirm that it is listed under the COM port. After updating the driver, the adapter should be listed in your device manager. If you still encounter problems, try rolling back the driver version. Windows will attempt to locate updated driver software.

Locate the Prolific USB-to-Serial Comm Port. If you fail to do so, you might encounter the PL2303 phased-out error again.įirst, open Device Manager.

To solve this issue, you must install the correct driver. These errors may occur because your USB to serial adapter does not have a compatible driver for your Windows operating system. Have a problem with your Prolific USB to Serial adapter? You might encounter PL2303 phased-out and PL2303hxa errors. To make sure the Prolific USB to Serial Driver is installed properly, you should run the PL2303CheckChipVersion tool. Windows will attempt to resolve the error automatically. You can do this by pressing the Windows key and navigating to the Settings app. If you’re having problems installing the Prolific USB to Serial Driver for Windows 10, you may need to uninstall the latest updates before you can fix the issue. How to Install the Prolific USB to Serial Driver For Windows 10? How to Install the Prolific USB to Serial Driver For Windows 10?.

Prolific usb to serial comm port driver