Step::1 Login to your WordPress admin dashboard
Step::2 Go to Plugins and click on Add New
Step::3 Search for “Yet Another Related Posts Plugin (YARPP)” plugin in the search box
Step::4 Click on Install Now button
Step::5 Now click on Activate button
Step::6 On the left-hand admin panel click on Settings and select the YARPP option.
Step::7 Scroll down to the Display options section. The first option allows you to choose if you want to display relates posts, pages, or media. You can also set Maximum no. of related posts to display.
Step::8 You can make changes in the Relatedness option like Match threshold, Titles, Bodies, Categories etc.
Step::9 Once you are done changing the settings of the plugin, click on the “Save Changes” button.
Congratulations, you have successfully set up the YARPP plugin to display relates pages on your WordPress website.