Setting up the Exile Custom Keys Option

1. Start arma  2. Click on configure 3. Click on controls 4. In the drop down box click on custom controls,  5.  Example select slot 1 & bind it to the key you want to use to lock/unlock, or you can use it for 3d Marker or even setup multiple ones.

User custom 1 = lock toggle HOTKEY
User custom 2 = 3d Marker HOTKEY