HP pavilion 15-p005tx: driver for hp15-p005tx Unknow device windows ' pci express root complex ' 8.1 - eehelp.com
Solved: pavilion g6 -2204si for windows 7-64bit PCI,BLUETOOTH,USB,E... - HP Support Community - 5832188
Solved: pavilion g6 -2204si for windows 7-64bit PCI,BLUETOOTH,USB,E... - HP Support Community - 5832188
![HP PCs - HP 3D DriveGuard Is Displayed as an Unknown Device (ACPI\HPQ0004 or ACPI\HPQ6007) After Upgrade to Windows 10 Has Completed | HP® Customer Support HP PCs - HP 3D DriveGuard Is Displayed as an Unknown Device (ACPI\HPQ0004 or ACPI\HPQ6007) After Upgrade to Windows 10 Has Completed | HP® Customer Support](https://support.hp.com/doc-images/329/c04762660.jpg)