Gadget export
Appearance
To export the RevdelInfo gadget, click on "Download" button, save the downloaded file, go to Special:Import on the destination wiki and upload it. Then add the following to MediaWiki:Gadgets-definition page:
* RevdelInfo[ResourceLoader|default|dependencies=site,mediawiki.api,mediawiki.Uri,mediawiki.language.months,mediawiki.util]|RevdelInfo.js
You must have appropriate permissions on the destination wiki (including the right to edit system messages) and import from file uploads must be enabled.