How to Fix PCI Serial Port Driver Issues Windows 10 on PC

PCI Serial Port Driver

PCI is short for Peripheral Component Interconnect that is used to attach hardware devices to a computer and it is a local computer bus. In computing, a serial port is a serial communication interface that can connect a serial device to the PC and is able to transmit one bit at a time.

Related articles:

• An Overview of PCI (Peripheral Component Interconnect) Slot
• A Simple Instruction of PCI Express

To connect monitors or printers to the PC, a PCI serial port is required. Although it is replaced by other types of ports and cables, the PCI serial port can always find its place in a computer. A driver is an important part of any system that is used to communicate the hardware and the software. A PCI Serial Port driver is necessary to ensure the peripheral device can be connected properly.

However, the PCI Serial Port driver doesn’t always work well. Sometimes you run into the issue of PCI Serial Port driver missing or PCI Serial Port driver not detected/found. Sometimes you can see a yellow mark with the driver in Device Manager. How to fix PCI Serial Port driver issues on HP, Lenovo, Dell, or other PCs? Move to the next part.

Update PCI Serial Port Driver in Device Manager

1. Launch Device Manager in Windows by right-clicking the Start icon and choosing Device Manager from the context menu.
2. Right-click PCI Serial Port from Other devices and choose Update driver.
3. Click Search automatically for drivers to continue.
4. Update this driver by following the on-screen prompts.
5. Restart the HP, Dell, Lenovo, etc. PC and see if the driver can work.

Sometimes this way cannot help you to update the PCI Serial Port driver. According to reports, you may also get the message “Windows was unable to install the driver”. You can go to the second method to fix the driver issue.

Download and Install PCI Serial Port Driver

1. Firstly, check your PC model, system architecture, serial number, etc.

2. Go to the official website of your PC, search for and download a compatible PCI Serial Port driver based on your PC specifications.

3. Click the downloaded driver and install it on your PC.

Use a Third-party Driver Update Software

This is a more straightforward way to fix PCI Serial Port driver issues. You can run a driver update tool to update the driver to a new version. This avoids the risk of downloading and installing the incorrect driver and you don’t need to know exactly the system information.

Driver Easy, Smart Driver Care, Avast Driver Updater, IObit Driver Booster, etc. can be your good assistants.

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Final Words

The PCI driver issue is a minor problem but this can bring many troubles if you cannot use specific hardware connected to the PCI serial port. Just try one of the ways as stated above to fix the issue.