When you start building React apps, managing state feels simple. A few useState hooks here and there, maybe some props passed down. But as your app grows, things get messy fast. Data starts flowing in too many directions, components become tightly coupled, and debugging turns into a headache. That’s where state management tools like Redux Toolkit come in. What is State Management? State refers to the data your app needs to function. For example: User login status Form inputs API data UI states (like modals, loaders) Managing this state means deciding: Where it lives Who can access it How it gets updated Why Not Just Use React State? React already gives you: useState useContext These are great for small apps. But in larger apps: Props drilling becomes annoying State gets duplicated Logic becomes scattered You need a central place to manage everything cleanly. What is Redux Toolkit? Redux Toolkit (RTK) is the modern, simplified way to use Redux .…