tzutil

Displays the Windows Time Zone utility.

Syntax

tzutil [/?] [/g] [/s <timezoneID>[_dstoff]] [/l]

Parameter	Description
/g	Displays the current time zone ID.
/s `<timezoneID>[_dstoff]`	Sets the current time zone using the specified time zone ID. The _dstoff suffix disables Daylight Saving time adjustments for the time zone (where applicable). Your value must be surrounded by quotes.
/l	Lists all valid time zone IDs and display names. The output appears as: `<display name>` `<time zone ID>`
/?	Displays help at the command prompt.

An exit code of 0 indicates the command completed successfully.

To display the current time zone ID, type:

tzutil /g

To set the current time zone to Pacific Standard time, type:

tzutil /s "Pacific Standard time"

To set the current time zone to Pacific Standard time and disable Daylight Saving time adjustments, type:

tzutil /s "Pacific Standard time_dstoff"