In some cases, your likes from other websites become a part of your profile’s Info section, similar...
In some cases, your likes from other websites become a part of your profile’s Info section, similar to when you like Pages on Facebook. However, because the Like button on other websites is a
social plugin, websites may implement it in slightly different ways.
You can remove a like completely either by
editing the Info section of your profile or by returning to the web page where you liked something and unliking it.