Samsung GALAXY S6 User Manual page 320

Date and Time Overview
The following Date and time options may be configured:
Date and Time Options
Automatic date and time
Set date
Set time
Select time zone
Use 24-hour format
Access Date and Time Options
1. From home, tap Apps
Settings
Description
Set the date, time, and time zone automatically using the connected
wireless network.
Set the date manually (only available when Automatic date and time
option is disabled).
Set the time manually (only available when Automatic date and time
option is disabled).
Set the time zone manually (only when Automatic time zone is disabled).
Enable or disable 24-hour time format.
> Settings .
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