Remove the AI parts - and let people opt-in, for local LLMs if you think that is needed.
Revamp the settings, so they are clear, simple and all there.
Add a bookmark manager in the browser, that is simple, and can do the basic stuff like finding duplicates and test if the adresses is working and so forth.
Better security about addons…
Well, the “General” tab is very long. It could benefit from being split up. Fx the theme and looks should have its own tab. Same goes for Privacy and Security. Split them up. Though there is an overlap between the two, it would make it easier for most regular users to find their way. At the same time, they would learn a bit about what is about security, and what is about privacy.