And Handbook Chapter 18 section 8 should be followed by a section describing using exFat filesystems, and FAT32 filesystems.
Please note that mount.exfat is from ports and this request is better to submit to the upstream.
I opened an issue upstream. https://github.com/relan/exfat/issues/168
% freebsd-version 14.0-CURRENT % apropos exfat dumpexfat(8) - dump exFAT file system exfatfsck(8) - check an exFAT file system exfatlabel(8) - get or set an exFAT file system label mkexfatfs(8) - create an exFAT file system mount.exfat-fuse(8) - mount an exFAT file system % man 8 mount.exfat-fuse … EXFAT-FUSE(8) FreeBSD System Manager's Manual EXFAT-FUSE(8) NAME mount.exfat-fuse - mount an exFAT file system …
Invalid report PLIST_FILES= sbin/mount.exfat-fuse sbin/mount.exfat man/man8/mount.exfat-fuse.8.gz