: Open-source users must use the Qt Online Installer . Within the installer, you must select the "Archive" filter to see and download version 5.15.2.
While this specific .exe was once a common offline installer, the Qt Company has largely transitioned to an online-first installation model. Qt-opensource-windows-x86-5.15.2.exe !exclusive! qt-opensource-windows-x86-5.15.2.exe
Add these to your system PATH :
: Even if you are on 64-bit Windows today, keep this installer handy. Docker containers, Wine compatibility layers, and embedded IoT devices often still demand x86. Qt 5.15.2 delivers. : Open-source users must use the Qt Online Installer
The Qt online installer (for newer versions) forces you to create a Qt Account, even for open-source use. Many organizations block online installers or have strict data privacy policies. The offline qt-opensource-windows-x86-5.15.2.exe can be downloaded once, stored on a network drive, and deployed on air-gapped machines indefinitely. Qt-opensource-windows-x86-5
Analysis and Installation Guide for qt-opensource-windows-x86-5.15.2.exe Target Audience: Developers, System Administrators, and C++ Engineers.
Last updated: April 2025. This article reflects the state of Qt distribution as of this date. Filename and availability subject to change by The Qt Company.