My experience and gut tells me that after your iPhone reboots, your Wi-Fi antenna will still be grayed out, and we’ve got a hardware issue on our hands. What If ‘Reset Network Settings’ Doesn’t Fix My iPhone’s Wi-Fi Antenna? After your iPhone reboots, you’ll have to reconnect to your Wi-Fi network by heading to Settings -> Wi-Fi. I’m not here to play the blame game, but if that white dot has turned red, your iPhone has come into contact with liquid at some point, and that can explain the cause of the issue.īefore we rule out a software issue, try resetting the Network Settings on your iPhone by going to Settings -> General -> Transfer or Reset iPhone -> Reset -> Reset Network Settings. Resetting the network settings restores your iPhone’s Wi-Fi, Bluetooth, Virtual Private Network, and other network settings to factory defaults.īefore you do that, however, make sure you know your Wi-Fi passwords, because ‘Reset Network Settings’ will erase them from your iPhone. That circular sticker is one of the liquid contact indicators Apple techs use to determine whether liquid has come into contact with your iPhone. If you have an iPhone 4 or 4S, you’ll see a white dot at the bottom of the headphone jack. If you see any debris in there, take a toothbrush (one you’ve never used) or an anti-static brush and gently brush out the gunk. Take a flashlight and point it down the headphone jack on your iPhone. How Can I Tell If My iPhone’s Wi-Fi Antenna Is Damaged? On Robert’s model, an iPhone 4S, the Wi-Fi antenna runs directly under the headphone jack, and often times some debris or a little drop of liquid can short it out.Ī grayed-out Wi-Fi button can affect any model of iPhone, even ones without a headphone jack. In my experience, a grayed-out Wi-Fi button usually indicates a hardware problem with the Wi-Fi antenna on your iPhone. Robert, I certainly hope so: This one is dedicated to you! Why Is The Wi-Fi Grayed Out On My iPhone? “The wifi button is greyed-out and does not work and Bluetooth will not work either (spinning wheel) Can you please help?”

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