Look for or "Super I/O Configuration." Find Serial Port (COM1) and set it to Disabled .
These drivers help Windows correctly identify the communication lanes (LPC Interface) that the PNP0500 device sits on. 3. Disabling it in BIOS (The "Easy Fix") pnp0500 driver verified
Restart your PC and enter the (usually by tapping F2 or Del). Look for or "Super I/O Configuration