Nissan X-Trail e-POWER 2023 Owners Manual
6.2.4. Locking with power door lock switch
Operating the power door lock switch (located on the driver’s and front passenger’s doors) will lock or unlock all the doors.
To lock the doors, push the power door lock switch to the lock position (1).
The door lock indicator light 
on the roof console comes on when the doors are locked.
To unlock the doors, push the power door lock switch to the unlock position (2).
Never leave the Intelligent Key in the vehicle when you leave the vehicle.
Models without the Super Lock system: If a door is manually opened from inside after having pressed the Intelligent Key LOCK 
button, the door will unlock and the door lock indicator light goes out.
Owners Manual