Upgrading the hard drive capacity by replacing the original drive.
Move the latch to the right of the battery to unlock.
Slide the latch on the left directly below the battery to unlock and pull out the battery as shown.
Turn the laptop over so the bottom is facing up.
Loosen the three Philips cover screws that secure the hard drive.
Use the spudger to lift and to remove the hard drive cover.
Slide the original hard drive to the left and lift it to remove.
Insert the new hard drive.