Manual:$wgCopyrightIcon

From Linux Web Expert

<translate> Copyright</translate>: $wgCopyrightIcon
Set this to some HTML to override the rights icon with an arbitrary logo.
<translate> Introduced in version:</translate>1.4.0
<translate> Deprecated in version:</translate>1.17.0
<translate> Removed in version:</translate>1.27.0 (Gerrit change 262001; git #0a5b872a)
<translate> Allowed values:</translate>(string) or null
<translate> Default value:</translate>null

Details

Set this to some HTML to override the rights icon with an arbitrary logo. This is the logo in the bottom left of the footer opposite the MediaWiki logo if using the Monobook skin.

For example:

$wgCopyrightIcon = "<img src='/some/path/to/image.png' alt='whatever' />";

See also