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Introduction

The touchpad assembly replacement of HP ProBook 450 G6 is almost always necessary in the case that the cursor has erratic movement or physical broken mechanisms, Symptoms include a swollen battery that pushes the touchpad from the inside where it pops out of frame, or erratic, unpredictable behavior of the cursor.

What you need

Step 1 Lower Case

HP ProBook 450 G6 Touchpad Assembly Replacement, Lower Case: step 1, image 1 of 1

Power off your laptop and disconnect the charger and any peripheries before beginning disassembly.
Loosen the five captive Phillips 8.2 mm screws securing the lower case.
Remove the two 5 mm Phillips screws securing the lower case.

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Step 2

Insert an opening pick into the seam between the lower case and chassis.
Slide the opening pick around the entire perimeter, while prying every couple of centimeters to release the retaining clips.
Remove the lower case.

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Step 3 Battery

HP ProBook 450 G6 Touchpad Assembly Replacement, Battery: step 3, image 1 of 1

Remove the three Phillips M2.0x4.0 screws that are securing the battery.

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Step 4

HP ProBook 450 G6 Touchpad Assembly Replacement: step 4, image 3 of 3

Rotate the top of the battery up and lift the battery out of the Probook.

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Step 5 Touchpad Assembly

HP ProBook 450 G6 Touchpad Assembly Replacement, Touchpad Assembly: step 5, image 1 of 1

Flip up the black locking flap securing the touchpad ribbon cable.
Disconnect the touchpad ribbon cable.

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Step 6

Remove the six M2.0x2.0 Phillips screws securing the touchpad.

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Step 7

Lift and remove the touchpad.
Lift/remove any silver type securing the touchpad as needed.

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Conclusion

To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.

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