He has complained in recent weeks of the "unfair" coverage he has been given by Fox, which he claims is giving too many interviews to Democrats.
In a tweet yesterday he said: "@FoxNews daytime ratings have completely collapsed. Weekend daytime even WORSE. Very sad to watch this happen, but they forgot what made them successful, what got them there."
"They forgot the Golden Goose," he continued, referring to himself. "The biggest difference between the 2016 Election, and 2020, was @FoxNews.
"He also used a tweet to suggest his favourite hosts - Sean Hannity, Tucker Carlson and Laura Ingraham - should quit "while there is time".
Trump's supporters have followed his lead, demonstrating a growing animosity towards the station - the first to call the state of Arizona for rival Joe Biden on election night.
According to reports, the President "blew up" upon hearing the announcement and told his aides to get the channel to reverse its decision.