Qt 5.15.2 remains a vital version for many developers, especially those maintaining legacy systems or needing a stable LTS (Long Term Support) environment. However, finding the official offline installer can be tricky since Qt moved many of these downloads behind a commercial login or shifted focus to the Online Installer.
# Windows qt-opensource-windows-x86-5.15.2.exe --script silent-config.js --silent qt 5152 offline installer
to download and install specific Qt versions via the command line. This utility bypasses the graphical installer and is popular for CI/CD environments. pip install aqtinstall aqt install-qt windows desktop win64_msvc2019 Use code with caution. Copied to clipboard Official Archive (Source Only): You can download the source code for 5.15.2 from the official Qt Archive and compile it yourself, though this is a complex process. Commercial Access: If you have a commercial license, log into your Qt Account to find the dedicated offline installer for your platform. Alternative: Drafted Text for a Request Qt libraries (QtCore, QtGui, QtWidgets, QtQuick, etc
While this change can be a headache for open-source developers, there are still several ways to get the job done. Here’s a breakdown of how to install Qt 5.15.2 today. 1. The Official Route: Commercial License to download and install specific Qt versions via
CMAKE_PREFIX_PATH if using CMake.Copy libcrypto-1_1-x64.dll and libssl-1_1-x64.dll from your Qt bin folder (or download from Slproweb.com) into your application's build directory.