Apple iPhone 4

Find "Date & Time"

Press Settings.

Find "Date & Time"

Press General.

Find "Date & Time"

Press Date & Time.

Choose option

Choose one of the following options:
Turn automatic date and time update on or off, go to 2a.
Select time zone, go to 2b.
Set the date, go to 2c.
Set the time, go to 2d.

2a - Turn automatic date and time update on or off

Press the indicator next to Set Automatically.
Depending on the current setting, the function is turned on or off.

2b - Select time zone

Press Time Zone.
Key in the name of the required city.
Results matching what you key in are displayed.

2b - Select time zone

Press the required time zone.

2c - Set the date

Press Set Date & Time.

2c - Set the date

Press the date.

2c - Set the date

Drag the wheels to set the date.

2c - Set the date

Press Date & Time to go back to the settings.

2d - Set the time

Press Set Date & Time.

2d - Set the time

Press the time.

2d - Set the time

Drag the wheels to set the time.

2d - Set the time

Press Date & Time to go back to the settings.

Exit

Press the Home key to return to standby mode.