Are there specific Bluetooth devices that are known to be incompatible with iOS 18

Common Bluetooth Compatibility Issues with iOS 18

1. Older Accessories: Many older Bluetooth devices may not work correctly with iOS 18 due to changes in the operating system that they cannot accommodate. Users have reported problems with devices like older Bluetooth speakers and headphones, which may fail to pair or frequently disconnect after the update[1][3].

2. Third-Party Devices: Accessories from third-party manufacturers that haven't been updated for compatibility with iOS 18 often face issues. This includes devices such as certain models of Bluetooth headphones and smartwatches that rely on specific firmware updates to function properly with new iOS versions[1][3].

3. Specific Device Reports:
- JBL Speakers: Users have noted connectivity issues when using JBL speakers, particularly when receiving calls or during playback, leading to interruptions in audio[6].
- Apple Watch: Some users have experienced frequent disconnects from their Apple Watch when connected to an iPhone running iOS 18, indicating potential compatibility issues between these devices[7].
- Beats Fit Pro and AirPods Pro 2: Reports indicate that these devices may also experience connectivity problems, such as random disconnections or failure to connect altogether after the update[6][7].

4. Firmware Updates Needed: Many Bluetooth accessories require firmware updates from manufacturers to ensure compatibility with new operating systems. Users are advised to check for any available updates for their devices[1][3].

5. Software Bugs in iOS 18: As is common with major updates, early adopters of iOS 18 have reported various bugs that affect Bluetooth functionality, including issues with pairing and maintaining stable connections[1][3]. These problems are expected to be addressed in future updates.

Troubleshooting Tips

These steps may help mitigate some of the connectivity problems until more comprehensive fixes are provided in subsequent iOS updates.