Network Settings; Restore Settings; Shortcuts - Polaroid F280 Manual

PIN lock:You can set PIN lock on or off by inputting SIM PIN.And
you can change PIN and PIN2.
Phone security
Phone lock: You can set it on/off.
Change password:
Change the phone password, enter the old password and then enter a
new password. Phone default password is 1234.

Network settings

SIM1/SIM2:
Network selection(Automatic/Manual)
GPRS connection(When needed/Always)
GPRS transfer pref.: Data prefer/Call prefer
Dual SIM settings
Dual SIM open
Only SIM1 open
Only SIM2 open
Connectivity
Data connection SIM: SIM1/SIM2
Data accounts: You can set data accounts of SIM1/SIM2.

Restore settings

In this menu, enter the password, once determined, the phone automatically reboot
the phone after the relevant parameters can be set to return to default settings.The
default password is 1234.

Shortcuts

Shortcuts interface， Press LSK key into option， you can add,edit,delete、
delete all and change order.
13