Take a look at this page: https://www.claire.dental
If you scroll down to the bottom, you will see that there are 2 social icons: Twitter & Facebook. I placed these using the free social links bric.
Now check the source code. Even though I am only using 2 social icons, all unused icons are still appearing in the source code. They are blended out using “d-none” … hmmm …
See screenshot: