Select where to install Qt (e.g., C:\Qt or /opt/Qt ).
The Qt Company no longer provides official, pre-compiled standalone offline executables for open-source releases on their main download page. Open-source developers must use the online installer, utilize community mirrors, or build the framework from source code for offline deployment. How to Get and Use the Qt 6 Offline Installer Method 1: Commercial Account Portal (Official) Qt6 Offline Installer
As of the latest releases: