I am using iPhone and my iPhone keeps turning off WiFi constantly after updating iOS 12. I don’t know why. Then I tried some solutions to solve this issue. After trying, Wi-Fi works properly. Here I am going to share those solutions with you. If you have this same Wi-Fi keeps turning off issue, then this article will help you.
Solution 1: Force Restart
iPhone 6 and earlier
Press and hold the Home Button and Power Button (Sleep/Wake) until the Apple Logo Appears.
iPhone 7 & 7 Plus
Press and hold the Side Button and Volume Down Button until the Apple Logo appears.
iPhone 8, 8 Plus, & X
- Press the Volume Up Button and release it.
- Press the Volume Down Button and release it.
- Press and hold the Side Button until the Apple Logo appears.
Note: Don’t press “Volume Up” and “Volume Down” at the same time.
Solution 2: Reset Network settings
- Go to Settings->General->Reset.
- Tap “Reset Network Settings”.
- Enter the Passcode if required and tap “Reset Network Settings” in the pop-up box.
This action will delete all Wi-Fi passwords, APN and VPN settings of the iPhone.
Check WiFi router or hotspot
- Make sure that your WiFi router or hotspot is on.
- If you are not near to the WiFi router or hotspot, you can’t receive a signal. So you have to within range.
Check WiFi setting on your iPhone
- Launch Settings->WiFi.
- Make sure that WiFi is enabled.
Note: If Auto Join is disabled under WiFi network name, enable it.
Power cycle (restart) the router or Hotspot
If you are using the wireless router,
- Disconnect the router from the power.
- To do it unplug the power cord from the back of the router. Wait for some time.
- Then plug the power cord into the router.
If you are using wireless hotspot,
- Turn off the hotspot. Wait for 30 seconds.
- And turn on it.
Forget WiFi network
- Go to Settings->General->WiFi.
- Select the WiFi network name that your iPhone want to forget.
- Tap “Forget this Network”.
Then select the WiFi name that you want to connect.
Turn off/disable WiFi Networking Service
- Launch Settings->Privacy->Location Services->System Services.
- Disable WiFi Networking under System Services.
Restore iPhone through iTunes
Before you do this, back up your device because it will erase all data on your Phone.
- Open iTunes on your PC or MAC. Make sure that iTunes is upgraded to latest version.
- Connect your iPhone or iPad via data (USB) cable to the Mac.
- Tap your iPhone icon when it shows on iTunes.
- Select Summary tab and tap “Restore iPhone”.
- A new box will open to ask to confirm the action. Tap “Restore”.
- Then iTunes will restore your iPhone.
- When your phone restart, you can see a few options. You have to select “Set Up as New iPhone”.