Manual:$wgMaxTocLevel/pl

Szczegóły
Maksymalna liczba poziomów do wcięcia w spisie treści.

Uwagi
Although this setting was introduced in 1.3.0, prior to 1.4.0 it was commented out in DefaultSettings.php. It is unclear whether this was in error or whether it means that the setting was not actually used until v1.4.0.