Manual:$wgTidyConf

Details
May be set to the path of the custom configuration file for tidy if   is set.

Before MediaWiki Version 1.10, this should be set to the actual location of the tidy configuration file, or a working configuration should be placed at  .

See talk>Manual talk:$wgUseTidy#Example Tidy Configuration File|Manual talk:$wgUseTidy#Example Tidy Configuration File for an example. Since Version 1.10 a working default configuration is provided at  .