Click on your computer name at the very top of the device tree list.
The hardware ID "PNP0500" is not a specific product from a single manufacturer. Instead, it is a Microsoft Plug and Play (PnP) identifier used by the operating system to communicate with a standard hardware component. The term "PNP0500" is a standardized code that, according to Microsoft's own documentation, represents a . A COM port is a traditional serial port, often based on the widely used 16550 UART (Universal Asynchronous Receiver-Transmitter) chip. It is the interface computers have used for decades to connect to devices like serial mice, modems, GPS receivers, industrial equipment, and other specialized hardware. On modern systems, the PNP0500 device is often the legacy serial port controller, either physically present on the motherboard or emulated by the system's chipset. In essence, it is a core piece of hardware infrastructure built into almost all Windows-based PCs, from older desktops to modern industrial and embedded systems.
Use the support page for your specific PC (e.g., Dell , HP, Lenovo ) and search for "Chipset" or "Serial Port" drivers. pnp0500 driver link
Look under > Driver updates to see if Microsoft has issued a specific OEM controller patch for your motherboard architecture. 3. Repair Registry UpperFilters (Code 19 Fix)
This is the safest and most straightforward method. Click on your computer name at the very
Since "driver link" can refer to a few different things, here are the and what you might be looking for:
Restore missing native serial drivers by executing: DISM /Online /Cleanup-Image /RestoreHealth Restart your computer. Troubleshooting PNP0500 Code 10 and Code 43 Errors The term "PNP0500" is a standardized code that,
When dealing with driver issues, it is essential to follow security best practices.
Right-click your missing device. Choose Update driver -> Browse my computer for drivers .
“I like the CH340 a bit more [for USB-to-serial]... assuming the GPS module has its own USB-to-serial chip, it's more likely that your USB cable (or hub) is flaky.” Reddit · r/embedded · 1 year ago
: Go to VM Settings > Ports > Serial Ports and uncheck Enable Serial Port if you do not actively use it. Summary Checklist Source Link / Method Natively Re-Link