Doc tweaks

editions/tw5.com/tiddlers/plugins/Plugins.tid

@@ -20,12 +20,12 @@ Plugins can contain JavaScript modules, style sheets, and templates to extend th
 
 See the PluginMechanism discussion for more details about how plugins are implemented internally.
 
-''How to Install a TW5 plugin?''
+! How to install a plugin
 
-# Create a backup of your current TiddlyWiki 5 installation (just for case)
-# Open your TiddlyWiki 5 in browser
-# Find a plugin, e.g. [[$:/plugins/xxx/ooo]] (this link just a example, you need to find a real plugin)
-# Move this link: [[$:/plugins/xxx/ooo]] to browser window where is opened your TiddlyWiki
+# Create a backup of your current TiddlyWiki HTML file ([[just in case|The First Rule of Using TiddlyWiki]])
+# Open your TiddlyWiki in a browser
+# Find a link to a plugin, e.g. [[$:/plugins/tiddlywiki/example]] (this link is just a example, you need to find a real plugin)
+# Move the link [[$:/plugins/tiddlywiki/example]] to the browser window containing your TiddlyWiki
 # Save your TiddlyWiki
 # Refresh the window
-# Now, you can use it
+# The plugin should now be available for use