Download the executable (e.g., .exe for Windows or .run for Linux). For Open Source Users:
Since Qt 6.0+, for the community version. Open-source users must use the Qt Online Installer (which requires an internet connection and a free Qt account). Offline installers are now primarily distributed with commercial Qt licenses (though some archive mirrors may contain older community builds). Qt6 Offline Installer
: Developers can use the Qt Installer Framework to build their own custom offline installers. Using the binarycreator tool with the --offline-only flag packages all selected components into a single executable. Download the executable (e