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Top 6 Ways to Fix iPhone WiFi Greyed out (iOS 12 Supported)by  Joan J. Mims  |  Tuesday September-18 2018  11:16:11

After upgrading to iOS 12, some iPhone users have been experiencing all sorts of strange problems. They reported that the slider cannot be moved to the turn on wifi as the wifi greyed out unexpectedly. Although an official answer has not been replied to fix the issue, a great number of users have encountered the same problem recently. We have tried our best to provide all the potential solutions to fix iPhone wifi greyed out problem that you are facing with.

Why iPhone/iPad WiFi Grayed Out

WiFi problems are the common issues on iPhone XS, iPhone XR, iPhone XS Max, iPhone 8, iPhone X as well as any older iOS devices. Being unable to turn on WiFi on iPhone or iPad as the feature is disabled will drive you crazy. We have made extensive surveys or investigations and sum up the reasons why the iPhone wifi greyed out. You can check the list below:

  • Your antenna might be broken. The antenna is working down to the headphone jack, and it is easily to be damaged by the water or dust inside the headphone jack.
  • Your iPhone may have a hardware or software problem.
  • Any old or new bugs will arise after upgrading to the latest iOS 12, including the WiFi settings greyed out.

How to Fix iPhone WiFi Greyed Out

1. Turn on and turn off Airplane Mode

It sounds very simple and meaningless, but it is still the most immediate way to get rid of WiFi problems. Try the ways below to turn on and turn off Airplane Mode to fix the problem.

The easiest way to disable Airplane Mode is via Control Center. Swiping up from the bottom of the home screen on iPhone, tap Airplane Mode icon to turn it on for 10 seconds, then turn it off.

Also, you can click on Settings on iPhone, select Airplane Mode and click the slider to turn it on for a while, then turn it off.

2. Reset Network Settings and restart iPhone

Alternatively, the WiFi greyed out problem could also be caused by internal network errors on iPhone. Whence, you can try to reset network settings to check if it is an available approach.  

  • On the Settings app, tap on ‘General’.
  • Click on Reset and select ‘Reset Network Settings’.
  • You will be asked to enter the passcode that you set before. 
  • A message will pop up requires you to confirm the action, just tap ‘Reset Network Settings’.
  • Then turn off your iPhone for 8 seconds and turn it on to verify if the WiFi problem has been fixed.

3. Restore iPhone with iTunes

Almost any bugs occurred on iPhone will be removed by restoring iPhone to factory settings with iTunes. Considering that the factory reset will delete the complete information and settings on iPhone, it’s crucial to back up your data.

  • Launch the latest version of iTunes on PC, connect the iPhone to computer as well and wait until the device is detected by iTunes.
  • When iPhone icon appears on iTunes, just tap the icon and select "Summary".
  • Click on ‘Restore iPhone’ and tap ‘Restore’ to restore iPhone to its factory settings.
restore itunes backup

4. Fix WiFi greyed out with a professional 3rd-party tool

It is recommended to try a professional and reliable 3rd-party program to have this type of issues fixed if the solutions above did nothing. iOS System Recovery is rated as one of the best programs to resolve this problem for you. Below are the reasons why it is recommended:

Reasons for choosing iOS System Recovery (iOS 12 supported):

  • It is able to fix most serious or slight problems such as iPhone not sharing WiFi password, stuck in boot loop / black screen, frozen issues, etc.
  • It will not erase the data on iPhone. The data will not be lost when using this program.
  • It offers much security. Your private information will not be disclosed.

   

Steps on how to use the program to fix the WiFi problem

Step 1. First of all, the program should be downloaded on your computer. After the downloading and installation, open it up and select ‘iOS System Recovery’.

ios system recovery

Step 2. On the fix interface, using an original lightening cord to connect iPhone with the program and click on ‘Start’.

connect iphone to computer

Step 3. The software will identify your device automatically and help you select the correct firmware package that matches your iPhone model. You just need to click ‘Start Repair’ button to wait until the fixing process has finished. Then restart your iPhone after the process.

repair ios system

5. Try less common methods (Not that recommended)

Here are some less well-known approaches which are reported to be able to solve WiFi greyed out on iPhone.

Put iPhone in freezer for 15 minutes: It sounds almost irrational, but many users have said that the WiFi will really return to normal after freezing iPhone for 15 minutes, so you can try this method if you have no any other useful methods to fix the issue.

Keep the flashlight on: Turn on the flashlight for a while until the iPhone gets hot is also said to solve this problem.

Note: The 2 methods are not highly recommended as the cold or hot temperature may damage your iPhone. Do not use them till the last extremity.

6. Contact Apple for Assistance

In addition, the iPhone may be having hardware problems if the steps above don’t work. You’d better take the iPhone to Apple store for technical service if your iPhone is still under warranty. At lease, it won’t be that expensive to fix the hardware issue if the device is under warranty.