prolific usb to serial comm port com4 does not working

Below we explain different ways to fix the issue. Protect yourself and your PC from this error code and ensure the update is compatible with the Windows (32-bit or 64-bit you are running. To stop piracy, the manufacturer shows this error message. The driver was not successfully installed, which explains the chip is counterfeit. Must Read: Solve The “Wi-Fi connected but no internet” Problem in Windows PC? Fix 2: Troubleshoot the Driver Was Not Successfully Installedĭifferent error codes explain the problem. Reconnect the driver once the process is finished to see how things go. This will automatically install the selected driver.ħ. Choose Let me pick from a list of available drivers on my computer.Ħ. Double click Ports (COM & LPT) > select PL2303HXA PHASED OUT SINCE 2012, PLEASE CONTACT YOUR SUPPLIERģ. Right the Start button > select Device Manager from the context menu.Ģ. Note : Unplug the serial adapter and re-plug after following the steps explained below.ġ. With that being said, after upgrading the PC to the latest version of the Prolific USB driver, if you are facing issues, follow these steps to roll back the driver and re-install the driver. You must roll back drivers and install the compatible update in such cases. However, sometimes driver updates can also cause problems. Keeping drivers updated is recommended to ensure the connected device works with maximum functionality and without any. Must Read: Fix “MTP USB Device Driver Failed” Problem for Windows 11, 10, 8, 7 Ways to Fix the Prolific PL2303 Driver Error – Windows 11/10 Fix 1 – Roll Back The Prolific USB driver While the exact reason is unknown, you can try the solutions below to fix the issue.

In some cases, Windows fails to install the compatible drivers, and you face issues like PL2303 phased-out error. These drivers help Windows read the device and communicate with it. When a device is connected to the computer, Windows automatically installs corresponding drivers. Are you facing difficulty with your Prolific USB serial adapter and encountering the PL2303 phased-out error/pl2303hxa phased-out error? Luckily, you are reading the right post that will help fix the issue and will make the yellow exclamation mark disappear.Ī USB-to Serial adapter cable connects your PC to the devices with serial ports, like PLC (Programmable Logic Controller).

Prolific usb to serial comm port com4 does not working