1. Turn the seaming welt over.
2. Disengage clips A using a fastener remover.

3. Pull the A-pillar trim, then disengage clip B (1).
4. Pull the A-pillar trim upward, then disengage clip B from the A-pillar trim (2).
5. Pull clip B out, then rotate 45°.

6. Remove clip B from the grommet by pulling it toward you.
Trim
A-pillar trim installationMazda 6 Service Manual: Active Driving Display (Some models)
WARNING
Always adjust the display brightness and position with the vehicle stopped:
Adjusting the display brightness and position while driving the vehicle is dangerous
as doing so could distract your attention from the road ahead and lead to an accident.
CAUTION
Do not try to adjust the ...
Mazda 6 Service Manual: Registering Your Vehicle in A Foreign Country (Except United States and Canada)
Registering your vehicle in a foreign country may be problematic depending on
whether it meets the specific emission and safety standards of the country in which
the vehicle will be driven. Consequently, your vehicle may require modifications
at personal expense in order to meet the regulation ...