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Guidelines
Here is the solution to resolve PCI Express Root Complex driver Issue Click here to view the instructions!
HP Recommended
HP Probook 4540s
Microsoft Windows 7 (64-bit)

Good People: I have a HP Probook 4540s laptop (yes, I know it's old).  How do I enable the HDMI port to be used as a moniror for an external device? Or the port is only to be used  to connect to an external TV? Thanks for any help. Windows 7  

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