Download Portable Specific Qt Version Link
For very old versions (e.g., Qt 4.8 or early 5.x) that are no longer in the Online Installer, use the Qt Archive. Index of /archive/qt - Qt Downloads
Open the MaintenanceTool.exe (Windows) or MaintenanceTool (Linux/macOS) in your main Qt installation directory. Add Components: Select "Add or remove components" . download specific qt version
If you already have Qt installed, you don't need a new download. For very old versions (e
The Online Installer is the standard way to get supported versions (e.g., Qt 6.x and late Qt 5.x). For very old versions (e.g.
Download the installer for your OS (Windows, macOS, or Linux) from the Official Download Page. Step 2: Run the executable and log in with your Qt Account . Step 3: Select "Custom Installation" .