Mac OS: About Daylight Saving Time Changes In 2007

2704 Not new, but a topically relevant fror today Apple Knowledge Base article says:

In 2007, several countries and regions will change the dates on which they observe Daylight Saving Time (DST). In the United States, all states except Arizona and Hawaii will begin observing Daylight Saving Time on March 11. Many provinces in Canada will also adjust their DST observance, as will some states and provinces in other countries. Daylight Saving Time observances vary between countries and regions and are subject to change by national and provincial governments. For more information about 2007 Daylight Saving Time changes in the United States, see this website.

DST rule changes for the United States and most of Canada are already available in Mac OS X 10.4.5 or later

That's right, the 2007 time zone and Daylight Saving Time rule changes for the United States and most of Canada are already available in Mac OS X 10.4.5 (released February, 2006) or later. However, some additional regions that recently adopted time zone and DST changes are available in the February, 2007 Daylight Saving Time Update....

The 2007 time zone and Daylight Saving Time rule changes for the United States and most of Canada are already available in Mac OS X 10.4.5 or later.

Some additional regions that recently adopted time zone and DST changes are available in the February, 2007 Daylight Saving Time Update. This includes rule changes (as of January, 2007) for Australia, Brazil, the provinces of Alberta and British Columbia, Canada and several other regions

Mac OS X 10.4.9 note: Changes in the Daylight Saving Time Update for Mac OS X 10.4.8 are included in the Mac OS X 10.4.9 update. For more information about this update, see About the Mac OS X 10.4.9 Update (delta).

Mac OS X 10.3 and Mac OS X Server 10.3 Panther

All time zone and Daylight Saving Time changes described above, as of January 2007, are included in the Daylight Saving Time Update, released in February, 2007. If you've not already done so, install Mac OS X Panther 10.3.9 and the Daylight Saving Time Update. For more information about this update, see this article.
Mac OS X and Mac OS X Server versions 10.0.x through 10.2.8

If you're still using Mac OS X 10.2.8 or earlier, you can adjust your clock manually using Date & Time preferences. Deselect the option to set date and time automatically, then set the time for your local time zone as needed.

Still using Mac OS 9.2? Use the Date and Time control panel to deselect the option to observe Daylight Saving Time changes automatically, then enable Daylight Saving Time manually. Applications that run in the Classic environment of Mac OS X will honor the Daylight Saving Time setting in Mac OS X.
Classic environment in Mac OS X

Applications that run in Classic will honor the Daylight Saving Time setting in Mac OS X.

For more information, visit:
http://docs.info.apple.com/article.html?artnum=305056



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