How to Fix iPhone WiFi/Bluetooth Not Working After the iOS 16 Upgrade

Aug 05, 2022 • Filed to: Fix iOS Mobile Device Issues • Proven solutions

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"Until I upgraded to iOS 16 a few days ago, my iPhone 13 Pro worked well, but since then, it won't connect to any audio system. How can I solve my iPhone 13 pro-Bluetooth issues?"

Apple users are excited about the release of iOS 16 and its companion app, Creative Stage soundbar (which works every time). A new software update may offer many new features, but your device may experience some unwelcome problems after installing the latest version. The new iOS 16 version can also introduce some iOS 16 Bluetooth problems: after updating to iOS 16, many users may encounter issues with WiFi and Bluetooth, just like those who have updated to iOS 15. We have prepared some quick tips to fix the WiFi and iPhone Bluetooth issues.

Many new features in iOS 16 should have tempted you to update immediately, but the update is full of bugs that have caused troubles for users who have updated their iPhones. This is how you can fix WiFi and iPhone Bluetooth problems and restore normal function.

ios 16 bluetooth wifi

Part 1: Common Wi-Fi & Bluetooth Issues After Updating to iOS 16

Like the previous update, iOS 16 also contains several new features and improvements, but it also comes with several issues, including a major one with WiFi connectivity. A few users have reported that the WiFi is not working after iOS 16 update, such as:

  • iPhone Bluetooth is not discovering devices
  • Bluetooth did not connect to Bluetooth accessories or car audio
  • Unable to connect to Bluetooth devices, suddenly disconnecting
  • Crackling sound during call
  • Bluetooth is not switching on
  • Not being able to initiate calls over Bluetooth
  • Not being able to connect to new Bluetooth devices
  • When linked to AirPods or a car stereo
  • Music tracks skip or stutter.

If you are experiencing one of the iPhone 13 Bluetooth issues after updating iOS 16 mentioned above, continue reading to find out how to solve it.

Part 2: How to Fix iOS 16 Wi-Fi and Bluetooth Issues on iPhone?

Why is my iPhone Bluetooth not working? Or how can I repair WiFi & Bluetooth issues on iOS 16 without Data Loss are common questions that may arise for any iOS user? But why?

Well, note that a new software update is not guaranteed to be perfect but will become more refined after several tests and updates. After updating the upcoming iOS 16, you may experience problems with WiFi and Bluetooth. Check the methods below to fix the Bluetooth issue.

Method 1: Make sure your Bluetooth device is updated

If you have a Bluetooth device, follow the manufacturer's update instructions. These instructions are available on the manufacturer's website, and you can often find an option to edit them in the device's settings.

bluetooth device updated

Method 2: Force Restart Your Device

This is the first easy trick to fix iPhone Bluetooth issues. A force restart can fix many minor issues on the device. Force reboot iPhone 8 and later and iPad with Face ID:

Step 1: Press and release the Volume Up button.

Step 2: Press to hold the Volume Down button until you see the Apple logo.

Step 3: Finally, press and release the Power and Volume Down buttons together until the Apple logo appears. Reset iPhone 6s, SE, and earlier, and iPad with the Home button by simultaneously holding down both the Home and the Power buttons. Release both buttons once the Apple logo appears.

force start device

Method 3: Check Your Wi-Fi Router

The router could be causing the iOS 16 and 15 WiFi not working issue. You can check whether the router is plugged in and working correctly. Try restarting it, as a restart can help clear the caches and reset any errors.

Turn off the router, disconnect the power supply, and then reconnect the power supply after a minimum of five minutes to ensure the router fully depletes. Besides, the memory should be clear before restarting the router.

check wifi router

Method 4: Rejoin Wi-Fi Network

After the update, the parameters of a particular network may get corrupted, so you may encounter the iPhone won't connect to Bluetooth issue after the iOS 16, 15 update problem. If it keeps saying the password is incorrect and that it cannot link to WiFi, you can choose to forget the WiFi network and reconnect it.

Go to Settings, tap WiFi, tap the information icon (i) next to the name, tap Forget this network, click Forget on the pop-up to confirm, restart your device, and enter the password to join the network again.

rejoin network

Method 5: Disable Wi-Fi Networking Services

Some users have successfully solved the iPhone not finding Bluetooth device after the iOS 16, 15 update issue by disabling WiFi networking services. You can also do so by visiting Settings > Tap Privacy > Tap Location Services > Tap System Services > Find WiFi Networking and turning it off.

This feature can be active or inactive depending on your requirements after the fixed problem.

disable wifi networking

Method 6: Turn Off/On Wi-Fi Assist

Some users have reported that switching off and enabling WiFi Assist on iOS 16 and 15 seemed to resolve the WiFi keeps dropping issue. To use, go to Settings, tap Cellular, disable WiFi Assist and turn it back on after a few seconds.

wifi assist

Method 7: Reset Network Settings

It allows you to erase all network settings/caches and revert to original network options and values, thus avoiding the problems with iOS 16 and 15 WiFi. It will only reset the network settings, but all other stored data is unaffected.

Go to Settings> tap General> Transfer or Reset iPhone> Reset>Reset Network Settings. Then, enter your passcode to confirm, reboot the device, and then enter the WiFi password to rejoin the WiFi to see if it fixes the iPhone Bluetooth not working problem.

reset network settings

Method 8: Disable the VPN

If you are using VPN, disable it to see if it fixes the iPhone not connecting to the Bluetooth issue. You can disable your VPN connection through the VPN app or the Settings app.

To disable VPN in the Settings app, click General > tap VPN and disconnect it. Or, you can remove the VPN completely by going to Settings > General > VPN > Tap (i) > Tap Delete VPN.

disable vpn

Method 9: Make sure your devices are close enough

A Bluetooth signal has a concise range, so ensure that your devices are close enough to connect; 2-3 feet is usually sufficient during the connection process, though you can sometimes increase this distance after the connection is complete.

make sure device are close

Method 10: Use Dr. Fone - System Repair (iOS)

Dr.Fone - System Repair makes it easier than ever to fix iOS 16 Bluetooth issues and other iOS system problems from iPhones, iPads, and iPod Touches. Data will not be lost while repairing iOS system problems.

dr.fone wondershare

Dr.Fone - System Repair (iOS)

 Fix iPhone WiFi & Bluetooth Not Working After the iOS 16 Upgrade.

  • Only fix your iOS to normal, no data loss at all.
  • Fix various iOS system issues stuck in recovery mode, white Apple logo, black screen, looping on start, etc.
  • Downgrade iOS without iTunes at all.
  • Works for all models of iPhone, iPad, and iPod touch.
  • Fully compatible with the latest iOS version.New icon
Available on: Windows Mac
3981454 people have downloaded it

Step 1: Launch Dr. Fone and choose "System Repair" from the main window.

launch drfone

Step 2: The standard mode corrects most iOS system glitches by storing data from the device after Dr. Fone has detected them. The advanced mode enables you to fix even more iOS system bugs, but it erases data on the device. So, enter the advanced mode if the standard mode fails.

connect your iphone

Step 3: The app automatically will detect your iDevice's model and displays the available iOS system versions. Select a version and click "Start" to continue.

detect your iphone

Step 4: Wait until the iOS firmware downloads. The download may take some time due to the size of the firmware. Or else click "Download" to download the firmware using your browser and "Select" to restore the downloaded firmware.

download in process

Step 5: After downloading, the tool begins to verify the iOS firmware, and when the firmware is verified, you can see this screen.

verify the ios firmware

Step 6: Click on "Fix Now" to start repairing your iOS and return your iOS device to regular use in a few minutes.

fix now

Step 7: Grab your device and wait for it to boot up, and you'll find that it resolved all iOS system problems, including iPhone not finding a Bluetooth device.

boot up

Part 3: How to Downgrade from iOS 16 to iOS 15

As you now know the requirements to downgrade iOS 16, you can quickly meet them. Ideally, you can use iTunes or any other third-party tool to learn how to downgrade from iOS 16.

So, to make the process easier, we have provided a method for doing an iOS 16 downgrade. Check the below steps to downgrade iOS 16 to iOS 15 easily.

Step 1: Connect your iOS device to a PC and launch Dr. Fone. Click the System Repair module and then select iOS Repair.

Step 2: Choose one of the modes and confirm your selection by selecting the displayed iOS version, then click on "Start."

Step 3: Sit back and wait a while as the application begins to download the compatible firmware for your iOS device.

Related Article: How to Download and Install the New Beta Software?

Conclusion

Hence, if, while updating to the upcoming iOS 16, you encounter WiFi and iPhone not connecting to Bluetooth, you can fix these problems using any of the ten provided solutions. You may either try them one by one or opt for the Dr.Fone - System Repair (iOS) solution for an instant resolution. Besides, you can also choose to wait since Apple will attempt to correct the issue by adding a new device update soon. Now you should know how to solve WiFi not working, connecting, slow speed, or iPhone Bluetooth not working.

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