Pnp0500 Driver Updated

Recommended testing

The error is common, particularly after a Windows upgrade or chipset update. Updating chipset drivers directly from manufacturers like Intel, AMD, or your computer's manufacturer is usually the fastest solution. If you don't use serial devices, disabling the port in the Device Manager is a perfectly safe, permanent fix.

: Modern operating systems often enumerate these devices via

: If the driver is missing after an update, it can usually be reinstalled by choosing "Let me pick from a list of available drivers" in Device Manager and selecting "Communications Port" Microsoft Learn If you are seeing a specific error code like pnp0500 driver updated

Click , select the folder where you extracted the files, and click Next . Windows should install the nuvserial.inf driver. Troubleshooting: PNP0500 Still Showing Errors

The identifier corresponds to a legacy hardware component—specifically a Standard PC COM Port or a 16550A-compatible UART Controller [1]. While modern computers rarely use physical serial ports, this component often remains active for internal communication, debugging, or compatibility reasons.

Visit the support page for your motherboard (e.g., ASUS, MSI, Gigabyte). Recommended testing The error is common, particularly after

Look for "Standard Port Types" or "Communications Port" and select it. Method 3: Install Manufacturer Motherboard Drivers

Every hardware device connected to a Windows computer broadcasts a specific Plug and Play (PnP) identifier. The string ACPI\PNP0500 or *PNP0500 is the specific hardware ID for a standard 16550A-compatible UART (Universal Asynchronous Receiver-Transmitter) serial port.

If you are seeing an exclamation mark in Device Manager labeled or a generic "Other Device" with Hardware ID *PNP0500 , your system is struggling with an legacy serial port device. While serial ports are rarely used for modern peripherals, they are still crucial for industrial equipment, specialized networking hardware, and serial console connections. : Modern operating systems often enumerate these devices

Go to .

Uncheck if you do not see the correct listing.

Open > right-click Communications Port > select Properties . Go to the Port Settings tab and click Advanced .

: Improved IRQ steering to prevent overlaps with modern PCIe devices. Legacy Compatibility