Sp45367.exe -

In some documented cases, has been identified as a component of:

Resolving "PCI Serial Port" yellow exclamation marks (missing drivers) in Windows Device Manager after a fresh OS installation. HP Support Community Key Components Sp45367.exe

If the installer fails to run or doesn't clear the error, you can manually point Device Manager to the driver files: In some documented cases, has been identified as

Right-click sp45367.exe and use a tool like 7-Zip to "Extract to sp45367". In some documented cases

Specifically, this SoftPaq is often associated with firmware updates for optical drives or storage controllers. Because these components manage how your computer reads and writes data, keeping their software up to date is vital for preventing data errors and ensuring hardware longevity. Key Functions and Benefits