NGM Facile UP - Device Operation; Power ON;OFF and Keypad Lock; Advanced Functions and Settings; Dual SIM Management

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Turn ON, Turn OFF and keypad lock:
To turn on and turn off the phone, press and hold the red end call
key .
Keypad automatically locks and unlock closing and opening the
flip.
Dual SIM: To enable or disable the SIM separately at any time,
select Menu > Settings > Dual SIM.