The GEDCOM file format is defined by The Church of Jesus Christ of Latter-day Saints (LDS) for the exchange of genealogical data, for which it has long been the de-facto format.
GEDCOM includes some features which are specific to LDS usage. GedScape, because it supports all the features in the GEDCOM 5.5.1 standard, also supports these LDS specific features.
These features can be enabled/disabled by a single configuration option. By default they are disabled.
If you want to enable the LDS specific features, select Preferences from the File menu (Mac: use the 'GedScape' application menu), click on the Miscellaneous tab and check the Enable LDS specific features option.
Enabling this option has the following effects: