Tag Archive | clock

Clock setup with dual booting

It’s that time of year, when we change to daylight savings time in the USA.  Other parts of the northern hemisphere will change soon.  And folk in the southern hemisphere will be changing back to standard time.

The best way to handle this is to set you computer clock (BIOS clock, CMOS clock) to UTC (coordinated universal time).  Now that WinXP has been retired, the current Windows systems all support UTC with suitable registry entries.

I last posted on this several years ago.

As an administrator, create a new registry entry (assuming that one does not already exist):

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\TimeZoneInformation\RealTimeIsUniversal

Set that entry to be a dword, with value 1.

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