Qt6 Offline Installer May 2026

If the official offline installer is unavailable, you can generate one using the online installer's maintenance tool:

./qt-online-installer --create-offline my_qt6_offline_repo --modules qt.qt6.652.gcc_64

This downloads all necessary packages and packages them into a local offline repository.

When creating or choosing an offline installer, include API docs and examples to allow full offline development. This avoids needing to fetch docs or sample code later. Qt6 Offline Installer

The offline installer supports a scripted mode:

# Linux / macOS
./qt-opensource-linux-x64-6.5.3.run --script qt-install-script.qs --platform minimal --verbose
A: Yes, but availability varies. Qt often restricts the most recent offline installers to commercial license holders. Open-source users may need to use the Online Installer or compile Qt from source if an offline package is unavailable for the latest version. If the official offline installer is unavailable, you
This is mandatory. If you don't have an account, create one at qt.io. The installer will ping the Qt server to verify your credentials, but it will not download new packages beyond what is already in the offline bundle.
The Qt Offline Installer is a standalone package that contains all the necessary files required to install Qt 6 on your computer. Unlike the Online Installer, which downloads components on-demand from Qt servers, the Offline Installer comes as a complete, self-contained bundle. This downloads all necessary packages and packages them
As of Qt6, obtaining an open-source offline installer is no longer straightforward. The Qt Company has tightened licensing controls. If you attempt to download an offline installer without a Qt Account (and for commercial users, a valid commercial license), you will be redirected. The offline installer for open-source Qt6 is hidden behind authentication.
Click Install. The process may take several minutes as it unpacks files to your hard drive.