Sp46134.exe

This service runs as a background process, allowing local applications to communicate with the Intel AMT firmware.

Don't let a "missing driver" slow down your legacy hardware. A quick install of this SoftPaq is often all it takes to get everything back in the green.

The file is an executable (.exe) file that appears under the name "Sp46134" followed by the extension. While Windows executable names with random alphanumeric combinations (like "Sp46134") can be legitimate, they are often associated with malware, adware, or unwanted software . These types of files may masquerade as system processes or legitimate software installers, making them a common source of confusion and security risks.

If you see an or a "PCI Serial Port" with a yellow exclamation mark in your Windows Device Manager, this driver is likely the missing component.

is a legacy driver package from HP designed to resolve "PCI Serial Port" errors on older business desktops. It is primarily used for the HP Compaq dc7800 and dc7900 series. Overview & Utility

Point the search to the extracted folder at C:\SWSetup\sp46134 .

If you see a "PCI Serial Port" or "PCI Simple Communications Controller" with a yellow exclamation mark in your Windows Device Manager, this is often the exact file needed to resolve the issue. Key Technical Details Hewlett-Packard (HP) / Intel.