Dell Inspiron 15 7579 Touchpad Replacement手順の2履歴

-	[* red] ~~Remove battery by unscrewing all~~ 3.7 mm ~~bolts along~~ the ~~edges/corners with a screwdriver~~
-	[* black] ~~Carefully lift~~ the battery ~~away from the computer~~.
+	[* red] Use a Phillips #0 screwdriver to remove the four 3.7 mm screws securing the battery.
+	[* black] Lift the battery up and out.