How do you disable factory alarm in 2004 Nissan Armada?

To disable the factory alarm in a 2004 Nissan Armada, you can use the key fob to unlock the doors, which should deactivate the alarm. If the alarm is still going off, you can also manually insert the key into the driver's door lock and turn it to unlock. In case the alarm continues to be an issue, disconnecting the battery for a few minutes may reset the system. Always consult the owner's manual for specific instructions related to your vehicle.