How to Fix iPhone Unable to Check for iOS 16 Update

Many iPhone users are reporting that their iPhone is unable to check for iOS 16 update. In particular, many readers see the message unable to check for update. An error occurred while checking for a software update. In this article, I’ll show you how to fix iPhone unable to check for iOS 16 update issue for good!

This guide applies to iPhone 13 Series, iPhone 12 series, iPhone 11 series, iPhone X, iPhone 8, and iPhone 8 Plus.

How to Troubleshoot Unable to Check for iOS 16 Update Error

Here’s How to fix iPhone unable to check for iOS 16 update issue :

Solution One. Turn off and turn on your iPhone

Turn off your iPhone, wait 20-30 seconds, and power back ON.

Go to settings app. Scroll down and tap on general. Next, tap Shut Down at the bottom. Turn off your iphone by dragging the power off slider to the right side. Wait for 30 seconds and turn it back on.

solution 2. Turn off VPN configuration

If you are unable to check for iOS 16 update after trying the above solution, try to disconnect VPN if you are using one.

Launch the settings app on your iPhone. Next, tap on general. Scroll down to the bottom and tap on VPN. Turn off VPN if it’s turned on.

Solution 3. Refresh airplane mode

When your iPhone is unable to check for iOS 16 update, turn on Airplane mode, wait 20-30 seconds, and turn back OFF.

To do this, go to the settings app. Here, enable airplane mode and wait for few seconds. Then disable it.

Solution 4. Set automatic for wi-fi configuration proxy

To do this, go to the settings app. Tap on wifi. Here, tap on info icon next to your connected wi-fi network. Scroll down to the bottom and tap on configure proxy. Set it to automatic.

Solution 5. Force restart iPhone

If you find iOS 16 not showing up on iPhone, try a forced restart. Then wait for 20-30 seconds before turning your iPhone back on again. Check and see if it allows updating

Press and quickly release the Volume Up button. Then press and quickly release the Volume Down button. Finally, press and hold the Side button until you see the Apple logo.

Solution 6. Reset network settings

Resetting network settings resets your wi-fi networks and passwords, APN and VPN settings, and cellular settings. Go to the settings app on your iphone, find and tap on general. Scroll down to the bottom and tap on transfer or reset iPhone > reset. Here tap on reset network settings. Next, enter your iPhone’s passcode, then tap reset network settings to confirm this process.

Solution 7. Switch to a different wifi network

Disconnect your iphone from current wi-fi network then connect to a new one. Now check for iOS 16 update.

Solution 8. Wait for some time

Apple server might be down because everyone is trying to download the iOS 16 update. Simply wait for some time and try to update your device.

Solution 9. Update to iOS 16 via Finder or iTunes

Try updating your iPhone via iTunes (Windows and macOS Mojave and below) or Finder (macOS Catalina ). Updating your software may fix this problem