Can edits be done from a related list similar to inline editing from a list view?

In the meantime of https://ideas.salesforce.com/s/idea/a0B8W00000GdlpwUAB/inline-editing-for-related-lists being delivered, in the Winter '27 release, this new feature can solve what you're looking for: 

Process Multiple Records with Screen Flows from List Views and Related Lists -

https://help.salesforce.com/s/articleView?id=release-notes.rn_automate_flow_screen_mass_quick_action_264.htm&release=264&type=5

I just completed a new screen flow for one of our long-term requests here and it came out beautiful!