User blog comment:MisterWoodhouse/The first migrations to the Unified Community Platform/@comment-46737885-20200827055631/@comment-43865827-20200827064914

That's gonna be only for the time while your wiki is being migrated. As some more blogs mention, a wiki during migration will become a "read-only". Once your wiki is migrated, you get all your rights and usergroups back - fully usable.