How to select Date format in Samsung Galaxy S3(GT-I9300) JB OS 4.3?

a). Tap on Apps icon as shown below.

b). Now, Tap and drag the Application screen towards right and then tap on Settings icon.

c). Now, tap on More settings and then tap on Date and time option as shown below.

d). Tap on Select date format option as shown below.

e). Now, tap on the type of date format you wish to select (for example: Regional format) as shown below.