If you want to follow the steps side by side you can .
- Create a backup of your current TiddlyWiki HTML file (just in case)
- Open your TiddlyWiki in a browser
- In another browser window, find a link to the plugin, e.g. https://tiddlywiki.com/plugins/tiddlywiki/katex. You will typically find these links on the home page of the plugin
- Drag the link similar to
$:/plugins/tiddlywiki/example
to the browser window containing your TiddlyWiki - Import the new plugin shown in the $:/Import tiddler
- Save your TiddlyWiki ()
- If a yellow warning bar appears at the top of the window, refresh the window so that TiddlyWiki completes installation of the plugin
- Introduced in v5.1.22 It is no longer necessary to refresh TiddlyWiki when deleting plugins that support dynamic loading. See PluginMechanism for more details
- The plugin should now be available for use