|This feature was removed completely in version 1.17.0.|
|Miscellaneous settings: $wgLivePreview|
|Introduced in version:||1.5.0|
|Removed in version:||1.17.0|
|Other settings: Alphabetical | By function|
The configuration toggle was removed in 1.17.0.
Now live preview is always enabled (though it still depends on the
uselivepreview user preference).