The date and time are automatically synchronized using a NITZ server when the device is connected to a cellular/wireless network.
You are only required to set the time zone or set the date and time if the wireless LAN does not support Network Time Protocol (NTP) or when not connected to a cellular/wireless network.
Go to
Settings
.
Touch
System
Date & time
.
Touch
Use network-provided time
to disable automatic date and time synchronization.
Touch
Use network-provided time zone
to disable automatic time zone synchronization.
Touch
Date
to select the date in the calendar.
Touch
OK
.
Touch
Time
.
Touch the green circle, drag to the current hour, and then release.
Touch the green circle, drag to the current minute, and then release.
Touch
AM
or
PM
.
Touch
Time zone
to select the current time zone from the list.
Touch
Update Interval
to select an interval to synchronize the system time from the network.