Creating First Application in QT

Open the QT

Select : New File or Project

Chose Template:

Other Project > Empty qmake Project

For New Project Give Name: FirstQTApp

Select all kits

After creation you will get this window.

Now add new

Select c++ source File.

Give name main.cpp

Click on Finish

Once main.cpp file will be create , automatically sources folder will create.

copy below code in file

QT += core gui

greaterThan(QT_MAJOR_VERSION, 4): QT += widgets



in main.cpp write below code

#include <QApplication>

#include <QLabel>

#include <QWidget>

int main(int argc, char *argv[ ])


QApplication app(argc, argv);

QLabel hello("This is my First QT Application");

hello.setWindowTitle("First QT App");

hello.resize(400, 400);;

return app.exec();


Run the code and get the out as shown in attached image.