Issue Description
iPhone cannot pair with Bluetooth devices or shows “Pairing Failed”.
Common Causes
Corrupt Bluetooth cache
Device already paired elsewhere
Compatibility issues
Step-by-Step Solution
Step 1: Toggle Bluetooth
Settings → Bluetooth
Turn OFF → wait 10 seconds → ON
Step 2: Forget Bluetooth Device
Tap device name → Forget This Device
Pair again from scratch
Step 3: Restart Both Devices
iPhone and Bluetooth accessory
Step 4: Reset Network Settings
Clears Bluetooth conflicts
Explore Further
Update iOS and device firmware
Prevention & Best Practices
Remove unused paired devices.