It now appears that a number of people, who have updated their devices to Apple's latest iOS 7.1.2, are facing issues with Wi-Fi connection.
Users have reported that the Wi-Fi connection issue shows up not only for a particular network, but also for all connections they are having. The issue is said to happen once the device is updated to iOS 7.1.2.
There are a few workarounds available for this. If you are facing such Wi-Fi connection issue, try out the following fixes.
Method-1: Rejoin the network again
- Open Settings app on your iOS 7.1.2 running iPhone/iPad
- Click on Wi-Fi
- Click on the info button, which is beside the network you are having issue with
- Click on Forgot this Network
- Rejoin the network again
If rejoining the network did not not help, then try the next trick.
Method-2: Reset network settings
- Navigate to the Settings app
- From there tap on General
- Tap on Reset
- Tap on Reset Network Settings
- Reboot your iPhone/iPad
- When the device boots up successfully, try to connect to the problem network again
For some users, changing the Wi-Fi router have reportedly solved the problem.
Method-3: Change Wi-Fi settings in router
- Navigate to the control panel of your router
- Change the network type to WPA Personal or Mixed WPA2/WPA-PSK
- Save the changes then reboot the router
- Now try to connect to the network on your iPhone/iPad
Method-4: Restore your iOS 7.1.2 device
If nothing works out, then try to restore your iOS device using iTunes. Then set the Wi-Fi. Hopefully, the methods described above will help to fix your Wi-Fi problem.