Scene
4 checks, listed alphabetically.
Auto Save Enabled
Checks whether Blender's Auto Save preference is enabled.
Objects in Collections
Checks for objects linked directly to the Scene Collection root instead of being organized inside a named collection.
Unit System Specified
Checks whether the scene unit system is explicitly set to Metric or Imperial.
World Assigned
Checks independently that a World datablock exists in the file and that a World is assigned to the current scene.