Optional: This step is optional and not necessary for replacing the motherboard. However, if you want to replace or check this part out, you can remove it.

Unscrew the Power Button: Use a screwdriver to remove the screws holding the button in place. Keep the screws in a safe location for reassembly.

Gently Detach the Power Button: Once the screws are removed, carefully detach the power button from its mounting position. Make sure to remove the ribbon cable carefully so it is not damaged.