Please remove the following four screws on the back side of the computer:

The long screws are inside and the short screws are outside both ends.

There are two Phillips # 00 screws (shank dimension: 2.2 mm in diameter, 2 mm in length) (screw head: 3.2 mm in diameter, 0.5 mm in thickness) with a long 11 mm shank

There are two Phillips # 00 screws (shank dimension: 2 mm in diameter, 3.75 mm in length) (screw head: 3.2 mm in diameter, 0.5 mm in thickness) with a shank of 7.25 mm in length