Manual:$wgExportAllowHistory

Import/Export: $wgExportAllowHistory
Controls the availability of the full-history feature on "Special:Export".
Introduced in version:1.6.0 (r12384)
Removed in version:still in use
Allowed values:(boolean)
Default value:true

DetailsEdit

If set to false, it disables the full-history feature on "Special:Export" accessible by deselecting the "Include only the current revision, not the full history" option. As a result only the most recent version of a given page can be exported.

See alsoEdit