How to disable “Access can be package-private” message in IntelliJ?

Question

Developing an API, the warning message \"Access can be package-package\" in Java classes can be really annoying.

I\'ve already spent some time going through the setting

Answer 1

Go to Settings → Editor → Inspections then Java → Declaration redundancy → Declaration access can be weaker rule.
Here you can either disable it at all or select the suggestion options on the right pane: