Latest Mac OS High Sierra version 10.13.6.
- Open Terminal and login as user “root”:
1 | rm /Library/Preferences/com.apple.Bluetooth.plist |
- Reset the Bluetooth Module with Option + Shift + click on bluetooth icon in taskbar. Click on Debug -> Reset the Bluetooth Module
- Reset PRAM / NVRAM: Shut down; power on, immediately press Command + Option + P + R until it resets itself a couple times. Official guide https://support.apple.com/en-us/HT204063
- Reset SMC: Shut down; hold down Shift + Control + Option while holding the power button for 10 seconds. Official guide https://support.apple.com/en-us/HT201295