Even if you have your notifications silenced on iPhone, a feature will allow users to notify you anyways. Fortunately, there is a way to disable it.

How to turn on Priority Notifications When iOS 18.4 rolls out to your iPhone, Priority Notifications will be turned off by default … so you’ll have to turn it on. Here’s how.

Sometimes you don't want notifications for every little thing going on with your iPhone apps, but it's possible to control what you do and don't see.