Use your tri-point Y000 driver to remove the 1.3 mm screw securing a grounding contact and the microphone.

Use your Phillips #000 driver to remove the two screws securing the right side of the microphone:

One 1.9 mm screw

One 1.3 mm screw

Use your standoff driver to remove the 3.2 mm standoff screw securing the top left of the microphone.