Windows often has the driver in its database but hasn't activated it properly. Press Windows + X and select . Expand Ports (COM & LPT) .
If you moved your hard drive to a new motherboard, the previous driver is incompatible. pnp0500 driver verified
Though it dates back to the Windows XP era (driver version 5.1.2600.0 ), it remains a core part of the Windows driver stack even in Windows 10 and 11 to support motherboards with physical COM headers . The "Solid Story" of Verification Windows often has the driver in its database
This is the most reliable method for verifying that the driver is recognized by Microsoft. Press and select Device Manager . Expand Ports (COM & LPT) or look under Other Devices . pnp0500 driver verified