How to Create & Run Your First Flutter Hello World App – Full Setup Guide 2026

This is part first of our Flutter series. In this part, we will learn how to run a Hello World program in Flutter. So, let's start. So, first I will open Android Studio. I'll maximize this. Now, we will create a new project, new Flutter project. Select this Flutter right here and click next. And now here I will name this Hello World and keep this checked and click create. Because we are creating this for multiple platforms. We will click on this window. So, now you can see here it has created us a sample Flutter program that is as you can see we have too much code right here. I'll remove all of this. Select all and remove. Now, remove this constant my app as well. I'll make enter here to make some space here. What is this first line for? It is importing material. dot which has all the Flutter widgets like text, buttons, etc. This is the main function where program start executing from this main function. And this is the run app function. This runs the Flutter app. First, we will use the material app. So, what this does is give Android material app look and feel to the application. And here we will use scaffold home scaffold. What is the scaffold? It is the skeleton of the app. Inside this we use body, app bar. Everything in is inside this scaffold. Then inside this scaffold comes the body. And in this body I'll use center. The center widget center everything inside this. So, inside this center widget we will use the text widget. It will show our Hello World text. and here I'll pass in the text Hello World. And now if I run this, so it will start showing Hello World on the screen. So, first we will go to device manager and run virtual device. I will check it right here. It's not available, so we will wait. So, now it is available right here, medium phone API 35. So, I'll select this and now I'll run this app on our emulator. So, now you can see that our application is running and you can see a Hello World on the center of the screen. If I zoom this, you can see it right here, hello world. So, what we have done today? We have learned how we can import widgets. So, this import widgets like text, button, etc. And uh what this line does, void main, our program start executing from this run app. What this method do, runs our app. What this material app look and feel to the application, scaffold, it is the skeleton of the app. Everything's come inside this the app bar, the body, everything. What this center does is center anything inside this. And what this text widget does, it show this hello world on the screen. So, today we have learned these topics and make this app. So, I think that's enough for today. I hope you like the video. If you like the video, please like, subscribe, and comment. Thank you.