iPhone XS Max Keeps Disconnecting from Bluetooth After iOS 12.1.4? Here’s How to Fix It

If your iPhone XS Max keeps dropping Bluetooth connections after updating to iOS 12.1.4, you’re not alone. Many users have reported random disconnects or trouble syncing with accessories like headphones, car stereos, and smart devices. Fortunately, there are several fixes you can try to get Bluetooth working normally again.

1. Restart Your iPhone XS Max

Glitches after an iOS update are common, and a quick reboot often clears them:

Press and hold the Side button + Volume Up or Down.
Slide to power off.
Wait 30 seconds, then power your iPhone back on.

This simple step can refresh your system and clear out post-update hiccups.

2. Toggle Bluetooth Off and On

Refreshing your Bluetooth connection can fix pairing or drop issues:

Go to Settings > Bluetooth.
Turn it OFF, wait a few seconds, then turn it ON again.

Or use the Airplane Mode Trick:

Enable Airplane Mode in Settings.
Reboot your iPhone while Airplane Mode is on.
Turn Airplane Mode OFF again.
Reconnect to your Bluetooth device.

3. Forget and Re-Pair Your Bluetooth Device

If the connection is corrupted, re-pairing may fix it:

Go to Settings > Bluetooth.
Tap the “i” next to your connected device.
Tap Forget This Device.
Restart your iPhone.
Pair the Bluetooth device again from scratch.

Do this for all saved Bluetooth devices to avoid potential interference.

4. Reset Network Settings

A network reset can fix deeper issues with Wi-Fi and Bluetooth configurations:

Go to Settings > General > Transfer or Reset iPhone > Reset.
Tap Reset Network Settings.
Enter your passcode and confirm.

After the reset, re-enable Bluetooth and try reconnecting your accessories.

5. Restore iOS Using iTunes (If All Else Fails)

If none of the above works, a full iOS restore might resolve persistent Bluetooth issues.

Connect your iPhone to a Mac or PC with iTunes.
Enter Recovery Mode:
- Press Volume Up > Volume Down > Hold Side button until the iTunes logo appears.
In iTunes, select Restore (not Update).

Back up your data before doing this, as it will erase your iPhone.

Still Having Bluetooth Issues?

Try pairing with a different Bluetooth accessory. If other devices work, the issue may be with the accessory itself.
Update the firmware on your Bluetooth device (if available).
Contact Apple Support if Bluetooth fails across all devices—this could be a bug needing a future iOS fix.