[@Andreas Stroebel] Neither Synchredible or Backup Maker Pro or standard start with highest rights by default but only when auto-started at login or boot up which is the default setting but not the default starting mechanism which is by shortcut or double clicking on the executable. Then there is no rights elevation at all.
Not all filesystems support timestamps to the same detail as windows resulting in errors in conversion e.g. linux NAS boxes. Ascom claim adoption with provisos of when it wont work.