JSI Tip 1402. How can I disable automatic daylight time adjustment in the registry?

Jerold Schulman

June 16, 1999

1 Min Read
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In tip 0398, see set time zone information at:

HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlTimeZoneInformation

To disable automatic daylight time adjustment, Add Value name DisableAutoDaylightTimeSet, a type REG_DWORD value, and set the data value to 1. The default is 0 (or the absence of the Value Name), which enables automatic daylight time adjustment.

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