GNU/Linux Mint 19 Apple Bluetooth Magic Keyboard Connection Guide
How to Connect Apple Bluetooth Magic Keyboard on GNU/Linux Mint 19.x Tara/Tessa/Tina/Tricia LTS.
And to Successfully Pairing Apple Bluetooth Keyboard on Linux Mint you have to Install and make Use of the Blueman Manager UI Tool.
Because the Apple Bluetooth Devices Connection Setup on GNU/Linux Systems it’s quite Tricky without following the Right Procedure.

-
1. Launching Terminal
Open a Terminal window
(Press “Enter” to Execute Commands)
Contents