I got the failed update but not the blank screen but got random connection issues. Took a couple of days to complete version 6.3.0. Then a week after, I get a message that my software completed update to 6.4.0.
And a post from the past.
https://www.bronco6g.com/forum/threads/the-moment-youve-all-been-waiting-for%F0%9F%99%8F-ford-bronco-hardtop-prototype-by-adv-fiberglass-q-a-added.53910/