A hotfix is available to update the Daylight Saving Time for Chile for Windows Operating Systems.
Chile has announced an extension to its DST end date for 2011. This hotfix updates the DST end date for the “(UTC-04:00) Santiago” time zone.
More specifically, this hotfix sets DST as follows:
· Sets DST end date for Chile at first Saturday of April, 2011 at 23:59:59.999
|Time zone key name||Display name||DST start||DST end|
|Pacific SA Standard Time||(UTC-04:00) Santiago||2nd Saturday of October at 23:59:59.999||1st Saturday of April, 2011 at 23:59:59.999|
You can request the update by visiting KB 2519231 or directly here, once you are in the hotfix request site make sure to select the option "Show hotfixes for all platforms and languages" to view the complete list of languages and operating systems.
See the full article http://blogs.technet.com/b/latam/archive/2011/03/11/update-for-daylight-saving-time-for-chile-now-available.aspx