In Solid Edge 2023, new View Styles ("Dark", "Indoor", "Light", "Medium", "Outdoor", "Performance", and "Studio") were added.
In this scenario, the customer is editing assemblies/parts from previous Solid Edge Versions, and is missing these styles.
They are not listed in the View Style Menu.
Styles to be found in Solid Edge 2023:
For files created in older Solid Edge versions you will need to add/import them:
Just use "Style Organizer" for copying.