Yeah, when the president starts a television network, gets a broadcast license from the FCC (under which he must meet “public interest” requirements), spins up a late night program, and then begins deliberately spreading misinformation to score political points, then yes, threaten to revoke his license.
How many examples are you looking for, and for what time period? I could probably list a few dozen examples scoped to just the last 24 hours. Looking further back this is a pretty well known example https://apnews.com/article/fox-news-dominion-lawsuit-trial-t...