Recently my Bluetooth on my MacBook Pro stopped working without warning. The bluetooth icon in the top right-hand corner of the screen displayed with a line through it, and showed “Bluetooth Not Available” when I clicked on it. This was REALLY annoying as I use a bluetooth mouse on my Macbook Pro.
Thankfully, it was really easy to fix:
- Turn the MacBook off
- Turn the MacBook on
- Cold Reboot your computer (turn it off, wait, turn it on)
- As soon as it begins to power up, hold down the following keys at the same time: