In a statement on Tuesday, ABC Entertainment president Channing Dungey announced the network is cancelling Roseanne.
In one of the tweets, she wrote, "Muslim brotherhood & planet of the apes had a baby=vj". She also said she is leaving Twitter.More news: 'Mega Man 11' hits consoles and PC October 2nd
Hannity said Barr's remarks comparing Jarrett to an ape were "outrageous" and that she was right to apologize.
The "Roseanne" star was responding to another Twitter user who accused Jarrett of covering up misdeeds in the former administration.
The backtrack was not enough for her colleague Wanda Sykes, however.
The show had been renewed for an 11th season after scoring huge ratings and generally positive reviews for its season-10 opener - including from the president who appreciated the new pro-Trump perspective.More news: Olympique Lyon star Fekir denies being close to Liverpool switch
"The show is as fresh and relevant today as it was when it left the air 21 years ago".
The original "Roseanne" ran from 1988 to 1997, featuring a blue-collar family, the Conners, with overweight parents struggling to get by.
"They're older and unhappier and, to a character, well acquainted with the demise of the American Dream", the newspaper said. The vocal Trump supporter has advanced various right-wing conspiracy theories to her almost 650,000 followers, including claiming that the president has been breaking up high-level pedophile rings. "I mean really? Is that where we've all dipped into?"
Speaking to the tension caused by the tweets - and that was perhaps present on the set of Roseanne - show cast member Emma Kenney (she played Darlene's daughter, Harris) tweeted - then deleted - some cutting shade: "Bullies do not win".More news: Apple releases iOS 11.4 with AirPlay 2