Introduction
If the troubleshooting guide for the WIFI problems hasn't fixed your issue, this guide is for replacing the WIFI card would be suitable to fix the problem.
What you need
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Start by using a spudger or plastic opening tool to remove the bottom cover.
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Once enough of the glue is removed, peel the cover off by hand,
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Use a nylon spudger to unsnap the bottom from the sides.
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Pry until the remaining three points are unsnapped.
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Once unsnapped, lift the cover.
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Use a plastic opening tool or spudger to remove the adhesive covering the the WIFI connectors.
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Gently pull the wires at the connection point to disconnect them from the motherboard.
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Scrape the glued pad underneath the WIFI card to seperate the card from the board.
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Push apart the two clips holding the WIFI card in the connection.
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Pull the WIFI card out of the connection.
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