Bluetooth does not appear in system preferences

See especially “Find out if your Mac has Bluetooth” here.

Using a Bluetooth mouse, keyboard, or trackpad with your Mac - Apple Support

tjfria Said:

"Bluetooth Bluetooth does not appear in system preferences. What gives?"

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Try Using Spotlight Search:

1. Hold Down: command + press spacebar
2. Type: blue
3. View that pops up under System Preferences.

Screenshot: