Sony Xperia Z

Find "Date & time"

Press the menu icon.

Find "Date & time"

Press Settings.

Find "Date & time"

Press Date & time.

Select option

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

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

Press Automatic date & time to turn automatic date and time update on or off.

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

When the box next to the menu item is ticked (V), the function is turned on.

2b - Turn automatic time zone update on or off

Press Automatic time zone to turn the function on or off.

2b - Turn automatic time zone update on or off

When the box next to the menu item is ticked (V), the function is turned on.

2c - Set the date

Press Set date.

2c - Set the date

Slide day, month and year up or down to set the date.

2c - Set the date

Press Done.

2d - Set the time

Press Set time.

2d - Set the time

Slide hours and minutes up or down to set the time.

2d - Set the time

Press Done.

2e - Select time zone

Press Select time zone.

2e - Select time zone

Press the required time zone.

Exit

Press the home icon to return to standby mode.