Many screens have technical selections set by default (e.g: time, version, flags…) that should not be modified ever.
Since the B14 and the change of behavior of Design Mode, we often have screens regressions leading to bugs, due to human errors.
As it is now possible to save the screens selections, we can lose technical ones by mistake
More and more, we need to disable the screen selections option to users because there is a risk to break technical selections. Problem is there is no flexibility at all in navigation