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crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Zed Chen

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-[* black] Unscrew the nails on the back of the laptop.
-[* black] Then take apart the bottom cover of the laptop. You should use a flat-blade screwdriver.
+[* black] Secondly, detach the battery case. (Use a flat-blade screwdriver)
+[* black] There is no battery inside the battery case, but there is a screw.