The product id is ACPI\HPQ6007\3 & 11583659 & 0Īnd my laptop freeze or hang whenever I'm trying to solve. After you have installed the driver on the hp Web site, there is still a more unknown device on pci express root complex I just bought thsis laptop and install a window 8.1. Pavilion 15 p036tx: unknown device on pci express root complex The drivers for this device are not installed. What drivers are needed for the following error: "unknown device on PCI Express Root Complex. Unknown device on PCI Express Root Complex Unknown device on PCI Express Root Complex HP 3D DriveGuard software protects the drive hard by parking the heads if cell phone accidentally falls, or is suddenly struck by another object. This package provides the HP 3D DriveGuard software (HP ProtectSmart Hard Drive Protection) for the laptop models running a supported operating system. Have been unable to solve together searched a lot! Recently bought the HP Envy laptop and upgraded to Windows 10 immediately.ĭevice reporting Manager: unknown device on PCI Express Root Complex HP ENVY 15 Notebook PC: unknown device on PCI Express Root Complex
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