Download — Qt 5.15.2 Offline Installer

Once the offline installer executable is obtained (commercial users) or the online installer is used, the installation process is as follows:

  • Directory Selection: Specify the installation path (e.g., C:\Qt\5.15.2).
  • Component Selection: Even in an offline installer for a specific version, you may be asked to select specific toolchains (e.g., MinGW, MSVC 2019 64-bit).
  • License Agreement: Read and accept the license terms.
  • Execution: Click "Install" and wait for the files to decompress and copy.
    • chmod +x qt-opensource-linux-x64-5.15.2.run
./qt-opensource-linux-x64-5.15.2.run

    Follow GUI prompts. For headless servers: download qt 5.15.2 offline installer

    ./qt-opensource-linux-x64-5.15.2.run --script install.qs --platform minimal

    Before proceeding with the download, it is necessary to determine your licensing status: Directory Selection: Specify the installation path (e

  • Open Source Users (LGPL v3 / GPL v2/3):

    • https://download.qt.io/archive/qt/5.15/5.15.2/qt-opensource-mac-x64-5.15.2.dmg chmod +x qt-opensource-linux-x64-5

    Note: For 32-bit systems or specific compilers (MinGW/MSVC), check the archive folder manually.

    Qt hosts legacy installers on their servers, but they hide them well. You do not need an account to download these offline versions.