[time-nuts] Win XP and NIST Time

J. Forster jfor at quikus.com
Sat Mar 23 13:53:10 EDT 2013

Thank you,



> For some reason, I always had trouble with the XP time service so I
> disabled it and added a different NTP demon.  I never had another problem.
> As I understand it, NTP never does DST changes.  That's up to your OS to
> handle.  I live in an area that doesn't do DST changes so I've never had
> to deal with it - other than dealing with some WWVB clocks that don't
> let you disable DST!
> Ed
> On 3/23/2013 11:02 AM, J. Forster wrote:
>> Thank you.
>> My question is really does NIST time change to DST. I'm completely happy
>> with manually changing the time twice a year by hand. I'm trying to see
>> if
>> disabling the auto-update fixes the problem. Resetting a clock is not
>> exactly a major task.
>> I have no interest in going to Vista or Windows 7 or anything else. If
>> it
>> ain't broke, don't fix it.
>> I made the mistake of clicking a link and 'upgrading' RealPlayer and the
>> new version takes hugely more resources, crashes all the time, has loads
>> of 'features' of zero interest, and I cannot even find out how to
>> uninstall the bloatware, without losing saved files.
>> YMMV,
>> -John
>> ============
>>> Hash: SHA1
>>> On 23/03/2013 14:50, Jim Lux wrote:
>>>> It wouldn't surprise me that XP doesn't have an accurate table of
>>>> this, since that would be one of the casualties of "being past
>>>> support EOL" although the KB entries I link below indicate that
>>>> they ARE still providing updates for XP.  There are a lot of
>>>> places where timezones can go wrong because it's all stored in the
>>>> registry and there have been updates over the years that are
>>>> incremental and others that purport to be monolithic, etc.
>>> XP is still up to date with timezone changes as far as I am aware but
>>> you will need to ensure all (including optional) updates are
>>> installed, and that may only be possible with an enterprise support
>>> contract now.
>>> If all else fails, you can disable automatic timezone updates with the
>>> following registry key:
>>> HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\TimeZoneInformation
>>> DisableAutoDaylightTimeSet REG_DWORD (1 = disable daylight-savings
>>> adjustment, 0 or not set = enable adjustment)
>>> Not sure if third party software can keep you in the right zone then,
>>> but I'd imagine so.
>>> Really though the correct fix is to upgrade to Windows 7. It's stable,
>>> works well, and will be supported for years to come; though if you
>>> want long term stability/updates you're better off looking into Linux
>>> systems.
>>> Cheers,
>>> James Harrison
>>> Version: GnuPG v2.0.17 (MingW32)
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to
> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.

More information about the time-nuts mailing list