FreeBSD 15.0-ALPHA4 Now Available
<https://lists.freebsd.org/archives/freebsd-stable/2025-September/003265.html>
― FREEBSD-UPDATE SHOULD NOT BE USED TO UPGRADE TO 15.0-ALPHA4 AT PRESENT.
<https://www.reddit.com/r/freebsd/comments/1ns5onx/comment/ngjiwl9/> pictures a successful major upgrade that used pkg instead of freebsd-update.