iPhone is insufficient without Internet Connection, and when the Wi-Fi begins displaying the Unable to Join the Network issue in iOS 16, I realise how aggravating it can be when our loved ones want to FaceTime or urgently need to respond to the client’s email from the iPhone. Unfortunately, there is no root cause or particular explanation why Wi-Fi on the iPhone displays the error message unable to join the network; nonetheless, we will fix the network fault on the iPhone and ensure that it never occurs again.

We’ve found that resetting network settings has helped many users eliminate this error message as quickly as possible. Although there is no need to re-enter saved Wi-Fi passwords, it is not advised to reconfigure network settings without first attempting the basics.

Fix Unable to Join the Network Error in iOS/iPadOS

In addition, restarting the phone is the first step in resolving minor issues, and a simple restart resolves the majority of issues. You must restart the iPhone before attempting any additional alternatives.

Solution 1: Forgot Wi-Fi Network

If the iPhone was functioning normally until the Unable to Join the Network message appeared, you should forget the Wi-Fi password and re-enter it before attempting to join the network.

  1. Navigate to the Settings app.
  2. Tap Wi-Fi
  3. Next, tap on the info button next to the Wi-Fi network to which you can’t connect right now.
  4. Select Forget This Network.

forgot-this-network-on-iphone
It is then advised to reset the iPhone before reconnecting to the Wi-Fi network. To turn the device off, press and hold the Power button and then select Power Off. Allow the device to power down, then press and hold the Power button until the device boots normally.

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Solution 2: Reboot Your Network Router

If your Wi-Fi modem isn’t operating effectively, you should also examine your router, as problems like these are likely to develop. To confirm, connect another smartphone or laptop to the same network, or reset the router by unplugging its AC adapter and inserting it back in after a few minutes.

Solution 3: Reset Network Settings

Resetting the network settings has never failed to resolve Wi-Fi issues; I’ve done it multiple times to fix the inability to join the Wi-Fi network. You will lose all your Wi-Fi passwords and network settings, but this will not affect your personal information. Consequently, there is no downside to resetting network settings.

Apply for iOS 15 & later version:-

1→ Open up “Settings.”

2→ Tap “General” and tap “Transfer or Reset iPhone.”

3→ Lastly, tap “Reset” > “Reset Network Settings” > Enter your iPhone Lock passcode and Try after Reboot once.

method for iOS 14 and earlier iOS:-

  1. Go to the Settings app.
  2. Tap General.
  3. Scroll down to the Reset.
  4. Then, select Reset Network Settings.
  5. Enter the iPhone Passcode and confirm Reset.

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Solution 4: Manually Add Network

Manually Add Network indicates that the SSID must be manually added into the Wi-Fi network. Here are the instructions for manually adding a Wi-Fi network to an iPhone.

  1. Launch Settings App.
  2. Tap Wi-Fi.
  3. Look for the Other option under NETWORKS.
  4. Give the name to the Wi-Fi network.
  5. Select Security.
  6. Choose security (like WEP, WPA, WPA2, etc)
  7. Now, enter the password.
  8. Join the network.

Solution 5: Turn on iCloud Drive

In the most recent iOS update, enabling iCloud drive from the iPhone’s settings allows a number of people to resolve the issue.

  1. Open the settings app on iPhone > Click on Profile name.
  2. Tap on iCloud > Enable iCloud Drive toggle.enable-icloud-drive-from-iphone-settings
  3. That’s it. And Recheck the issue is fixed or not.

Or Take a Backup of your iPhone on Mac or PC, Then Erase your iPhone completely and Restore the Latest Backup to your iPhone.