Evergiven Upgrade Notes
General instructions for upgrading FreeBSD are found in The Handbook: Chapter 27
The general procedure:
freebsd-update fetch
freebsd-update install
reboot
freebsd-update install
reboot
pkg update
pkg upgrade
To upgrade major or minor revisions, specify the target:
freebsd-update -r 15.2-RELEASE upgrade
Note 1: BHyve VMs will fail to connect to the network until the pkg tree including vm-bhyve, bhyve-firmware, etc is updated. Don’t attempt to troubleshoot VMs until you have upgraded packages!