So my iCloud setup is brokenly, apparently because an incomplete macOS Mojave upgrade (from High Sierra). How can I "re-upgrade" to (reinstall) Mojave without loosing my existing data (e.g. in
/Users/) and applications (e.g.
For instance, is
R on startup (then "Reinstall macOS") the right entry point, or can I just repeat the part of the installation that is concerned with iCloud?