How to fix WiFi problem after iOS 14.7.1/iOS 15 update?

After update the iPhone to latest iOS 14.7.1 some users are facing issue with WiFi not connection. The WiFi is not working on iPhone after updating to iOS 14.7.1. The issue seems to be widespread across different iPhone models, iPad and lots of users are facing issue in connecting iPhone to WiFi. In some cases the iPhone connects to WiFi but disconnects, Swiftly shown connected and disconnected.

iPhone not connecting to WiFi on iOS 15/ 14.7.1

The iPhone is connecting to the internet but its WiFi is not working on iOS 15 beta/iOS 14.7.1. Other android phones are working fine with the same Router and ISP. This is surely an iOS issue which is causing trouble to the iPhone and WiFi connections. 

Issue with iOS 14.7.1 and wifi is not new in the iPhone as in the history lots of updates have caused WiFi/Bluetooth issue in the iPhone. We have listed below some General Trouble shooting steps to fix Wifi not connecting to iPhone issue. Please try them and lets us know in comment section. 

How to fix iPhone not connecting to WiFi after iOS 14.7.1 / iOS 15 update : iPhone 12 Pro Max, 11,XR,XS,X, iPad , iPadOS 

Fix 1: Turn off Bluetooth

This is more like a workaround to fix Wifi issue in iOS 14.7.1/ iOS 14. Many users are able to fix the Wi-Fi issue in iPhone by Turning off the Bluetooth on the iPhone. This seems to be issue in the iOS as turning off the Bluetooth causes Wifi to work normally. 

Fix 2 : Delete and Re join the network

To fix WiFI issue in the you should try to forget the network and connect again. Here are the steps to do it :

• -Delete the Network from the iPhone
• -Restart the iPhone
• -Join the network again
• -Check the WiFi network works or not

Fix 3: Toggle Airplane mode

If you are connected to wiFi and internet is not working on the iPhone in iOS 14.7.1 then you should try to Toggle the Airplane mode of the iPhone. 

• -Turn ON the Airplance mode on iPhone,
• -Connect to WiFi and check if it works
• -Wait for atleast 30 seconds
• -Turn off the Airplane mode 
• -Now check if Wi-Fi works or not

Fix 4 : Reset Network Settings

There are chances that during iOS update there may occur some software glitch in the iPhone due to which network error may occur. To fix this issue a network reset will be helpful

• -Go to Settings app
• -Go to General Settings
• -Tap on Reset
• -Reset Network settings

Fix 5 : Select Auto Join

This is also a workaround to fix WiFi issue in the iPhone. To do this you should go to open WI-FI settings and turn on Auto join for that and Wifi should work normally after that. 

Fix 6: Delete VPN

If you are using any VPN apps we recommend you to delete these , as they may affect your iPhone WiFI connection. On the iPhone in Settings App-> Check general- VPN and delete any that are there.

Fix 7 : Contact Apple and update to latest iOS

To let Apple notice this issue as high priority , You can either contact Apple Support directly for further help:

Contact - Official Apple Support

or leave feedback here:

Feedback - iPhone - Apple

Please update the iPhone to new iOS version when available as a stable fix for the issue will be released for iphone Wifi connection by Apple in upcoming release of iOS 15/iOS 14.7.1

Source: Shudtech