https://stratpolitics.org/2024/12/unitedhealthcare-poll/
31% positive for those under 45, 8% positive for those above 45.
41% negative for those under 45, 77% negative for those above 45.
Not the majority, even for younger people. And remember, this is just U.S. opinion; people in other countries might view this differently (likely even more negatively).