How to Fix PCI Serial Port Driver Issues on Windows 11/10 PC

PCI or Peripheral Component Interconnect is a common connection interface that attaches external devices to the motherboard. Without a proper PCI Serial Port, you won’t be able to play or plug anything. Recently, several users have reported issues like PCI port drivers missing, PCI Serial Port driver not installing and PCI Serial Port Driver has stopped functioning. Since it’s an industry-standard bus for attaching peripheral devices to a computer, so you need to keep them up-to-date. 

Oftentimes, users also observe a yellow mark next to the PCI Serial Port in the Device Manager when they try to update the associated driver. If you’re encountering any kind of similar issues, let’s explore some effective workarounds to fix the PCI Serial Port driver-related problems.  

PCI Serial Port

How to Fix PCI Serial Port Driver Issues on Windows 11/10 PC

Drivers are an important part and parcel of any operating system of the PC. They are small programs that help establish a communication link between the hardware and the software. The PCI serial port is your hardware and so is the peripheral device connected via that port. The OS in most cases would be Windows 10. Now if you wish to use the device connected to the serial port, then you would need appropriate, compatible, and updated drivers.

PCI serial port
Image: Google

There are two methods to solve the PCI driver problem, Automatic & Manual. Let us examine each method in detail and then the final choice and which method you would prefer is completely your decision.

Automatic Method: Use Smart Driver Care

The automatic method is so named because the user has very little to do and the software takes care of everything. To update all the drivers in your PC, you need a driver updater application like Smart Driver Care that can scan, identify, download, and install the updated drivers on your system with ease. This application requires the user to carry out four to five mouse clicks on the software interface and relax as the automatic driver updating process initiates. Here are the steps to use Smart Driver Care:

Step 1: Download the application from the official link provided below.

Step 2: Install the application by executing the file downloaded in Step 1.

Step 3: Open the application and click on the Scan Now option under the Drivers section.

Step 4: After the scan completes, a list of driver anomalies will be displayed.

Step 5: Click on the Update Driver link next to the PCI Serial Port driver and let the app update the driver for you.

Step 6: Restart the computer and check if you are still facing the PCI driver problem.

Smart Driver care also takes a backup of your drivers before updating them and allows users to roll back to the previous driver if required.

Manual  Method: Use Device Manager

The next alternative method on how to fix the PCI serial port driver in Windows 10 is to use the Device Manager which is an inbuilt Windows tool. Microsoft has provided this utility to all Windows users to manage the drivers. However, this tool only checks for updated drivers on Microsoft Servers and does not consider third-party websites and databases. Here are the steps to use Device Manager to fix the PCI serial port driver in Windows 10 PC.

Step 1: Open Device Manager by pressing Windows + X and then click on Device Manager from the menu or tools.

Device manager

Alternatively, you can press Windows + R to invoke the RUN box and type devmgmt.msc followed by Enter key.


Step 2: Once the Device Manager opens, click on Other devices option from the list to reveal its contents.

devices option

Step 3: Locate PCI Serial Port and make a right-click followed by clicking Update driver from the context menu.

Update driver

Step 4: Now click on Search Automatically for Drivers and wait until the process completes.

Search Automatically for Drivers

Step 5: Follow the on-screen instructions and restart the computer after the PCI driver has been updated.

Step 6: Check the device connected to your PCI serial port and identify if you receive any more issues or errors regarding PCI.

Additional Information – What To Do If You’re Facing Issues In Updating PCI Serial Port Driver?

Well, sometimes a malware file may create a conflict in the installation process of a new driver. Hence, it is important to run a complete system-wide scan and then try the driver installation process again. We recommend using a powerful security solution like Systweak Antivirus that holds the potential to scan your entire system and neutralize common threats, adware, spyware, viruses & infectious files/apps that may try to sneak into your system security. 

Systweak Antivirus

Once the security software eradicates the potential vulnerabilities on your PC, you can reboot your device and reinstall the PCI driver. Hopefully, it should work! 

The Final Word On How to Fix PCI Serial Port Driver Issues on Windows 11/10 PC

The PCI driver problem is a minor issue but has troubled many by causing a sudden halt in the daily life of the users as they are not able to use specific hardware connected to the PCI serial port. The above methods will help resolve this error in no time and allow you to function normally. However, the Smart Driver Care method is more efficient as it would detect all the driver issues and fix them with a few clicks. The Device Manager on the other hand is a slow and effort-consuming process.

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Frequently Asked Questions:

Q1. What Is PCI Device Used For?

PCI Devices are used for connecting hardware like network cards, video cards, audio cards, and modems with the motherboard.

Q2. What Is A PCI Serial Port Driver? 

PCI stands for Peripheral Component Interconnect is a serial communication interface that is used to connect peripheral devices to a computer. Their associated driver is responsible for establishing the successful connection between the external device and your system.

Q3. Should I Install PCI Driver On My Windows 11/10 PC?

Yes! To ensure the smoother running of hardware on your PC, it is essential to have correct and compatible drivers installed/updated on your computer.

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