Dell Mini 3v - Manual (Page 19)

4 Slide up or down on the Month, Day, or Year field to set the date.
5 Tap Save to save your changes and exit the Change date panel.
To set the time zone:
1 Tap Settings from the Home screen to open the Settings screen.
2 In the Phone basics section, tap Date & time settings to open the Date & time settings screen.
3 In the Set Date and Time section, tap Set time zone to open the Set time zone screen.
4 Slide up or down on the screen to view the entire country/time zone list.
5 Tap the time zone you desire to select.
To set the time:
1 Tap Settings from the Home screen to open the Settings screen.
2 In the Phone basics section, tap Date & time settings to open the Date & time settings screen.
3 In the Set Date and Time section, tap Set time to open the Change time panel.
4 Slide up or down on the Hour, Minute, and AM/PM fields to set the time.