Using this very method, you’re free to put an end to iClouds auto-launching.
Alternatively, the Task Manager also does a good job of allowing/disallowing apps/services to open at Windows 11 startup.
Signing Off…
There are multiple reasons why you should never take your eyes off the list of startup apps.
Coming back to Apples iCloud app, it has looked pretty intuitive to me.
Beyond the clutter-free user interface, it works well on most key aspects.