Ensure that the laptop is completely powered off and unplugged from any power source from the beginning.

Slide the battery release tabs to the left, and then remove the battery.

Using a Philips #1 screwdriver, remove the following screws from the base panel:

Two 12.5 mm screws

Four 5.5 mm screws and six 7.25 mm screws

Organize and make sure to label the screws by size and location for easy reassembly.

Gently remove the two corner panels located at each end of the batteru slot to reveal an additional screw under each panel.

Locate and then remove the six remaining 7.25 mm screws hidden in the battery compartment and also beneath the corner panel covers.