It wasn’t the Democratic voters that were the issue, they were never going to vote for Trump. Worst case scenario, they stay home. It was the independents and left-leaning Republicans that needed to be converted. There are a lot more of them, and they were frustrated by the southern border, the culture was and inflation.
I’m also interested in verifying this. Unfortunately, the article you linked to references young people getting sba loans not social security payments. It then repeats old news about very old people getting social security benefits.