Disconnect the ribbon cables for the Power Button, Touchpad, and Fingerprint Scanner (if equipped) located under the keyboard area.
Carefully pry the top cover (palm rest assembly) away from the base enclosure using a non-metallic flat tool. hp probook 450 g0 disassembly
The is held by a caddy with four screws; once removed, pull the bracket tab to disconnect it. Disconnect the ribbon cables for the Power Button,
Set the top cover aside.
Before opening the chassis, ensure the laptop is completely powered down and disconnected from any AC power. hp probook 450 g0 disassembly