If I go to the convenience store and they are out of Reese's Cups (my favorite), and I have to choose between a Snickers bar or an Almond Joy, I wouldn't just not buy candy.
You may not fully approve of Joe Biden, but the alternative is way, way worse, people. This is not a time to vote the issues; it's time to vote your conscience. It's time to slow the right wing's erosion of democracy and fight for the rights our forebears fought tooth and nail for.