Don't then.
Political parties can't appeal to everyone, so there's always a trade off.
Same for voters. You have to look at what's in offer, consider the outcomes, then use your vote accordingly. And if you think protesting against Labour justifies Nigel Farage as PM then go for it. It's your choice.
Just like those who decided a Trump presidency was ok because Harris wasnt giving them 100% of what they wanted.