How to disable pingbacks and trackbacks on WordPress
by: Revengsky Joseph D. Reyes (a.k.a. rjdreyes)
Disabling pingbacks and trackbacks on wordpress is easy.
1. Go to Settings > click on Discussions
2. At Discussion Settings, uncheck > Allow link notifications from other blogs (pingbacks and trackbacks.)
3. Click Save Changes to save the settings.
That’s all. I hope this helps. đŸ™‚
Note : If you want to enable it, just check the checkbox and save the settings.
This really answered my problem, thank you!