The Model Explorer view under FMEA provides the following options (left to right as in the above screenshot):
Link with editor (i.e., synchronized representation of contents)
Show diagrams (selected in the example screenshot)
Toggle advanced Model Explorer (show vs. hide additional elements, selected in the example screenshot)
Reset to initial state
Customize - opens this dialog:
On the left-hand side appear customizations not yet loaded. The buttons in the center area
serve to add (all) vs. remove (all), respectively.
Sort elements alphabetically (toggles descending vs. ascending)
Expand all
Collapse all
View menu
New Child Menu Preferences
Filters and Customization
Preset Filters
Content
Link with Editor (cf. comment above)