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Step-by-step – Qt4 Installation in Linux Mint 21

July 10, 2022 | By the+gnu+linux+evangelist.

Installing Qt4

  1. 2. Installing Qt4 on Linux Mint

    To Install Qt4 on Linux Mint, run the following command:

    sudo apt install qt4-default

    Authenticate with your User’s Admin Password.
    If you encounter a “User is Not in Sudoers file” error, follow this guide: How to Enable sudo.
    To ensure Qt4 is fully integrated into the system, run:

    sudo apt-mark manual qt4-default qt4-qmake qtcore4-l10n libllvm9 libmng2 libodbc1 libqt4-dbus libqt4-declarative libqt4-designer libqt4-dev libqt4-dev-bin libqt4-help libqt4-network libqt4-opengl libqt4-opengl-dev libqt4-qt3support libqt4-script libqt4-scripttools libqt4-sql libqt4-sql-odbc libqt4-svg libqt4-test libqt4-xml libqt4-xmlpatterns libqtdbus4 libqtgui4 qdbus qt4-linguist-tools

  2. 3. Reinstalling Qt5

    After installing Qt4, you may need to Reinstall Qt5:

    sudo apt install qt5-default

  3. 4. Testing Qt4 Installation

    To verify that Qt4 is installed correctly, run:

    qmake-qt4 -v

    4. I hope this guide has helped you Install Qt4 on Linux Mint successfully!

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