WI-FI: No hardware installed

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MacBook Air 11" Early 2014

The April 2014 update of the 11" MacBook Air packs refreshed dual-core i5 and i7 Haswell processors and slightly increased battery performance.

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Is there a software fix?

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Sorry, not likely, can you tell us if you sat your system down on a wet surface or had a spill into the keyboard or trackpad.

Sorry, not likely, can you tell us if you sat your system down on a wet surface or had a spill into the keyboard or trackpad. — Dan

Dan @danj Rep: 480.2k Self employed contract worker 35 329 971 · Answer 1 · 2019-09-06T09:28:15-07:00

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How about running the onboard diagnostics to see if an error pops that can tell us what’s wrong. Restart your system and hold the D key.

You may also want to check the airPort board to see that its fully seated. Review this guide MacBook Air 11" Early 2014 AirPort/Bluetooth Board Replacement

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