Some remarks: this occurs both on PC and xbox, and is unrelated to loading from cloud as it also happens when loading from a file.
Very happy to see this tagged as “bug-logged”.
Some related topics that may be of interest:
- Toolbar Missing and ability to change certain weather settings missing when loading a saved flight
- https://forums.flightsimulator.com/t/no-toolbar-after-loading-a-saved-flight-atc-etc-no-longer-works-including-mapped-buttons-vanilla-goty-microsoft-store-version/484472
- Saved a Flight and reloaded a Mess - What Did I do Wrong?
There are some others as well. The issue has existed since the initial release.