How to Fix iPhone 16 Bluetooth Not Working After iOS 26.1 Update
iPhone 16 Bluetooth Not Working After iOS 26.1 Update usually means the Bluetooth stack froze, a saved accessory profile became corrupted, or the update created a compatibility problem with one device.
For related help, also see How to Fix iPhone 16 Bluetooth Dropping Connection to Accessories, How to Fix iPhone 16 CarPlay Not Connecting or Keeps Disconnecting, How to Fix iPhone 16 Face ID Not Working After iOS 26.1 Update, and the iPhone 16 hub.
Method 1: Toggle Bluetooth and restart the iPhone
A quick reboot often restores Bluetooth services after an iOS update.
- Turn Bluetooth off in Settings.
- Restart the iPhone 16.
- Turn Bluetooth back on and try pairing again.
Method 2: Forget the accessory and pair it again
Saved Bluetooth records often break after updates.
- Open Settings > Bluetooth.
- Tap the info icon beside the accessory, then tap Forget This Device.
- Put the accessory in pairing mode and reconnect.
Method 3: Make sure the accessory is not connected somewhere else
Many earbuds, speakers, and car kits will refuse a second connection.
- Turn Bluetooth off on nearby phones and tablets.
- Reset the accessory if needed.
- Try pairing only with the iPhone 16.
Method 4: Reset network settings
This clears broken wireless profiles without deleting apps or photos.
- Open Settings > General > Transfer or Reset iPhone > Reset.
- Tap Reset Network Settings.
- Pair the accessory again after the restart.
Method 5: Update the accessory firmware and iOS
Bluetooth bugs are often fixed by both Apple and the accessory maker.
- Check the accessory companion app for firmware updates.
- Open Settings > General > Software Update.
- Install any newer iOS version and test again.
If the problem continues after all of the steps above, visit the main iPhone 16 page for more troubleshooting guides.