Alaska, a red state, is reportedly trying to remove their rank choice voting. This isn’t a “Dems” problem, it’s a two party problem.

https://ballotpedia.org/Alaska_Ballot_Measure_2,_Repeal_Top-Four_Ranked-Choice_Voting_Initiative_(2024)

Even if state and local elections are ranked choice, the presidential election will still be a first past the post election and the electoral college is still designed for a two party system.