Manual:$wgUseCodexSpecialBlock

Miscellaneous settings: $wgUseCodexSpecialBlock
Whether to use Codex in Special:Block form.
Introduced in version:1.42.0 (Gerrit change 1005609; git #22dc49a5)
Removed in version:Still in use
Allowed values:(boolean)
Default value:false
Warning Warning: This is a temporary feature flag.