MG Gloster Manual page 21

Using central lock switch
This switch can enable or disable all door locks from inside. Press the
LOCK button to lock all doors. Press the UNLOCK button to unlock all
doors.
Note: If the driver door is not closed, the lock motor will not
activate, if the other door is not closed, the lock motor will
activate.
BEFORE YOU DRIVE
The door can also be unlocked by pulling the inner handle twice.
Note: During the driving, all doors shall be fully closed and all door
locks shall be enabled, so as to avoid accidental opening of doors.
Speed related locking
This function will automatically lock all doors when the vehicle
speed is over 8km/h.
Note: When the key is turned to "LOCK" position, remove the key,
and the doors will be automatically unlocked.
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