Good plugin but a major flaw needs to be fixed. There are certain pages that shouldn't be used as related content, right now it's using all pages. Supposedly you can Disallow by Category in the plugin settings page but that is not ideal for pages.
The plugin developer should implement a a new setting to exclude certain pages for being used via specific page ID numbers.
Excluded Page ID's (separate each page ID with a comma) [95,109,21]
It's been discussed and requested here but the suggestions don't help: