iPhone Wi-Fi Not Working after iOS 15.1 Update: Here’s Fix

Last Updated on Sep 21, 2021

“Are you experiencing WiFi problems after Update iOS and iPadOS on iPhone and iPad respectively? Like Wi-Fi gets disconnect when the screen is locked, or Wi-Fi is dropping network automatically? on your iPhone 12 (Pro Max), 11 (Pro Max), iPhone XS Max, XS, XR, X, iPhone 8/8 Plus, iPhone 7/7 Plus, iPhone 6S/ SE 2. Because recently, my iPad was dropping network randomly after updating to the final iOS. Even sometimes iPhone’s Wi-Fi becomes unresponsive while using the device.

we are happy to help you, submit this Form, if your solution is not covered in this article.

Luckily after trying some tricks, I had solved Wi-Fi not working on my iPhone and iPad many times when watching movies or browsing, Gaming. and let’s learn how to get fix all kinds of WiFi issues all the time.

Troubleshooting for Wi-Fi not working on iPhone and iPad

WiFi is the biggest problem of throwing errors on our iPhone, iPad screen while using Apps like Mail app, Messages, Social App, Chat apps, and Online games.

Also Read: New in WatchOS 8, Join Nearby WiFi on Apple Watch without iPhone.

Watch the video to Fix iOS 15/14 Wi-fi not working, Slow or Dropping Out

Fix 1: Quick Fix iPhone WiFi automatically disconnected

  • 1: Open “Settings” and tap “Wi-Fi”.
  • 2: Tap on the small information (i) icon which is near to the connected “Wi-Fi Network”.
2 Get Connected WiFi netowork information on iPhone settings
  • 3: Tap on “Forget This Network” and confirm it.
3 Forget This Network on iPhone
  • 4: Now, disable “Wi-Fi”.
  • 5: Restart iPhone/iPad.

Turn on Back Wifi under the iPhone settings app, Open Settings app on iPhone > WiFi > Select WiFi name and Enter Correct wifi password to join successfully. I hope it will fix the issue. But still not working, then harden solution to find on your device is the VPN problem. VPN leverages the security of the device, and that’s against the apple policy.

Fix 2: Disable VPN or Delete VPN profile

If you are using a VPN, there are chances that it might be affecting the Wi-Fi network. Disable VPN and connect to the Wi-Fi network.

Turn off VPN And Try

  • 1: In the “Settings” Tap “General”.
  • 2: Scroll down and tap on “VPN” or “VPN & Device Management” and disconnect it.
Turn off VPN on iPhone settings
Turn off VPN on iPhone settings

Delete VPN and Try

  • 1. Open the Settings app on the iPhone.
  • 2. Next, Tap on General.
  • 3. Scroll to VPN > Tap on (i) button to find the Delete profile option.
Remove VPN or Delete VPN Profile on iPhone
Remove VPN or Delete VPN Profile on iPhone

Watch the video to force a restart of iPhone 12 pro Max, iPhone 12 mini, 11 Pro Max, XS Max, XS, XR, X, 8, iPhone 8 Plus

  1. Press and release the Volume Up button.
  2. Press and release Volume Down button.
  3. Press and hold Side button and release it when you see the Apple logo. After a wait for 30 seconds, Turn on back using the side or power button only.
  • Tip to Force restart iPhone 7/iPhone 7 Plus

Step 1: Press and hold the Volume Down button and Power button until the Apple logo appears on the screen.

  • Tip for other iPhone/iPad

Step 1: Press and hold the Home button and Side button together and release when the Apple logo comes on screen.


Fix 3: Disable/Enable Ask to Join Networks

I can’t say it will work for your iPad, but we can try to fix Wi-Fi not working on the iPad with this solution.

  • Step 1: Open “Settings” and tap “Wi-Fi”.
  • Step 2: Disable “Ask to Join Networks”.
4 Turn off Ask to join Networks on iPhone

Now restart the iPhone and again enable “Ask to Join Networks.”


Fix 4: Turn Off/On Wi-Fi Assist

Few times disabling and enabling the Wi-Fi assist have worked for me. Also, your WiFi and Mobile Data connection switches automatically while you are out of range. You decided to work only on WiFi then turn off Mobile data. And Also, follow the below steps,

  • Step 1: Go to “Settings” on the iPhone.
  • Step 2: Open “Mobile Data” or “Cellular”.
  • Step 3: Scroll down to the last of the screen, Find and Disable “Wi-Fi Assist”.
1 Turn on WiFi Assist on iPhone for fix WiFi issues

Fix 5: Reset Network Settings

iOS 15/14 Cannot connect to WiFi on iPhone, iPad. Every network-oriented problem can be resolved by a small reset that is Reset Network Settings.

iOS 15:-

  • Step #1: Open up “Settings”.
  • Step #2: Open “General” and then tap “Transfer or Reset iPhone”.transfer-or-reset-iphone-from-iphone-settings
  • Step #3: Lastly, tap “Reset” > “Reset Network Settings” > Enter your iPhone Lock passcode and Try afrer Reboot once.reset-network-settings-in-ios-and-ipados
  • Try to connect with your WiFi. also Double check your WiFi router password.

iOS 14:-

  • Step 1: From the “Settings”, open “General”.
  • Step 2: Next, open “Reset” and tap “Reset Network Settings”.
  • Step 3: Confirm it and enter the passcode to proceed.
  • Re-fix all the network-related settings only remove network data only.

Fix 6: Check your Wi-Fi Router

If the Wi-Fi router is causing any issues, it is better to remove the power source and plug it back in again.

On Mac, use the command prompt to flush or Reset DNS Cache on your Mac & Windows (Open command prompt (“Windows + R key” > type “CMD”) and run this command: ipconfig/flushdns)


Fix 7: Set Custom DNS! Speed Up Slow WiFi with Faster DNS Server

You can also try this solution. It works sometimes. The popular DNS networks are Google DNS switch your current DNS to Google DNS. It will work. Change or Update DNS IP address with custom details, Open Settings app > “WiFi” > “Tap on (i)” WiFi information > “Configure DNS” > “Manual and Enter (8.8.8.8)” by selecting Manual. That’s it

1 Set Custom DNS on iPhone's WiFi settings

Fix 8: Disable Wi-Fi Networking Services

When you disable Wi-Fi networking services, it will not disable Wi-Fi if you directly turn off the location services for Wi-Fi networking.

  • Step 1: Launch the “Settings” app.
  • Step 2: Tap “Privacy” and open “Location Services”.
  • Step 3: Scroll down to the bottom and tap “System Services”.
6 Turn off WiFI networking in System Services on iPhone

Step 4: Toggle off the “Wi-Fi Networking.”


Fix 9: Update iPhone/iPad

Is your iPhone/iPad is updated to iOS 15? If you haven’t updated yet, then quickly update the iPhone to the latest version.

  • 1: Go to “Settings” and open “General”.
  • 2: Tap “Software Update” and search for updates.
  • Download and install the latest firmware version.

Fix 10: Restore iPhone to its factory settings

It is our last option to fix Wi-Fi not working on iPhone/iPad. So have faith and do it, back up the device before restoring it, to prevent data loss.

Backup iPhone, if Data is essential for you.

  • Step 1: Go to “Settings” and open “General”.
  • Step 2: Tap “Reset” and then tap on “Erase All Contents and Settings”.

After reset or erase your iPhone, Restore Data on iPhone like new.


Are you looking for Fix: Laptop or Mac not connecting to iPhone’s Personal Hotspot


Watch video For iOS 15 Wi-Fi not working then Go back to iOS 14.8

Hardware issue

Still, the issue is not fixed then you should diagnose the hardware issue with the help of apple support. If your iPhone is under warranty, Check iPhone Warranty status online, find an Apple service center near you, or Talk with apple support via phone call, chat, or Email and Book Appointment at apple genius bar.

Wrap up!

WiFi dropping or Disconnecting is the most common problem in all devices. Unfortunately, not only are you on the list, but others are also. So, don’t miss sharing the important fixes on iOS 15 WiFi issues with your iPhone, iPad, or iPod Touch.

jaysukh patel

Jaysukh Patel is the founder of howtoisolve. Also self Professional Developer, Techno lover mainly for iPhone, iPad, iPod Touch and iOS, Jaysukh is one of responsible person in his family. Contact On: [email protected] [OR] [email protected]

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