If you install fuse-exfat (from the rpmfusion-free repo) in the template used by sys-usb, then Nautilus (the default file manager) should be able to auto-mount them and they should Just Work(TM). At least... this worked for me.
-- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To post to this group, send email to firstname.lastname@example.org. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/CABQWM_Dd58vnRwrRXvAcCKWLWc4SW2vfMO5y3%2BnrzU0d708EgA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.