Remove the five 4 mm screws around the battery assembly with a T4 screwdriver.

Lift the battery assembly and gently pry the plug out of its port on the board below with a plastic opening tool.

Press the battery from the back of the battery assembly to remove it with a plastic opening tool until the glue releases the battery.

Potential for device damage: Do not puncture or bend the battery. Use a small amount of heat to assist in softening the adhesive if necessary.