Canon PowerShot V10 Advanced User's Manual page 254

Select the time zone.
If your time zone is not listed, press the <
difference from UTC in [Time difference].
Select a [Time difference] option (+–/hour/minute), then press the
< > button.
After setting the item, press the <
After entering the time zone or time difference, select [OK].
3.
Set the date and time.
Select an item, then press the <
After setting the item, press the <
> button.
> button.
> button.
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> button, then set the