Notifications are a default, not a fixed cost
It's easy to treat notification overload as an unavoidable side effect of owning a smartphone, but almost every source of it is a setting that can be changed individually. The apps that push the most notifications by default are often the ones with the least urgent actual content.
Start with your worst offenders
Rather than trying to reconfigure every app's notification settings at once, checking which apps interrupt you most often -- social media and games are common culprits -- and fixing those first produces most of the benefit for the least effort.
Frequently Asked Questions
Will turning off notifications make me miss something important?
Genuinely urgent channels like phone calls and texts from close contacts can be added to an allow-list so they still break through, while the far larger volume of low-value notifications (promotions, social media activity, game reminders) is what's actually worth silencing.
Is it better to mute an app entirely or just reduce how it notifies me?
It depends on the app -- fully muting works well for anything you check on your own schedule anyway (like social media), while dialing back to only high-priority alerts works better for apps where a few messages genuinely matter, like a work chat tool.