My misunderstood, as i have seen some seedvault screens during the first boot setup process, asking for restoring a backedup system, and choosing from internal storage or from nextcloud, due to that is a serranolte Unofficial Test Build e-0.18-r from /e/ official sources
I don’t have any screenshots of that, but,
.
2021.08.27 seems ok, but 2021.08.13 was buggy
and some talk about version “0.18.2”