The rear armrest in the center of the rear seatback can be used (no occupant in the center seat) or placed upright.

WARNING
Never put your hands and fingers around the moving parts of the seat and armrest:
Putting your hands and fingers around the moving parts of the seat and armrest is dangerous as they could get injured.
Split Folding
Head RestraintsMazda 6 Owners Manual: Operation
System triggering conditions
The horn sounds intermittently and the hazard warning lights flash for about
30 seconds when the system is triggered by any one of the following:
Unlocking a door with the key, door lock switch, or an inside door-lock
knob.
Forcing open a door, the hood or th ...
Mazda 6 Owners Manual: To Increase Cruising Speed
Follow either of these procedures.
To increase speed using cruise control switch
Press the RESUME/ switch and hold
it. Your vehicle will accelerate. Release the switch at the desired speed.
Press the RESUME/ switch and release
it immediately to adjust the preset speed. Multiple operations wil ...