No, people want Sam sacked because he is shit at his job. He has never been good apart from in the 90s with Bolton, and even then the shitness of the league and a couple of quality players bailed him out.
Everything about his style stinks and the sooner he leaves the better
And after the England national job fiasco, no club with an ounce of self-respect would have gone near him. It was, is, and will always remain humiliating beyond belief.