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To install Qt 6 on Ubuntu 22.04 LTS Linux and start building C++ GUI apps using Qt, follow these steps: 1. Update Package Manager: Open the terminal and run the following command to update the package manager: ``` sudo apt update ``` 2. Install Qt 6 Dependencies: Install the necessary dependencies for Qt 6 by running the following command: ``` sudo apt install build-essential libgl1-mesa-dev ``` 3. Download Qt Installer: Visit the Qt website (https://www.qt.io/download) and download the Qt Online Installer for Linux. 4. Run the Installer: Open the terminal, navigate to the directory where you downloaded the Qt installer, and make it executable: ``` chmod +x qt-installer-file.run ``` Run the installer using the following command: ``` ./qt-installer-file.run ``` 5. Select Installation Components: In the Qt installer, select the desired components for installation. Make sure to include the Qt version and modules required for C++ GUI development. 6. Choose Installation Directory: Select the installation directory where Qt 6 will be installed. It is recommended to choose the default directory. 7. Proceed with Installation: Follow the on-screen instructions to proceed with the installation. Accept the license agreements and wait for the installation to complete. 8. Configure Qt: After the installation is complete, open a terminal and run the following command to configure Qt: ``` qtchooser -install qt6 /path/to/qt6/Installation/Dir ``` 9. Verify Installation: To verify the installation, open a terminal and run the following command: ``` qmake --version ``` If the installation was successful, it will display the version information for Qt. Now you have successfully installed Qt 6 on Ubuntu 22.04 LTS Linux. You can start building C++ GUI applications using Qt and unleash the power of Qt's framework and tools. #Qt6 #Ubuntu #Linux #C++ #GUI #QtInstaller #QtFramework #Programming
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