You can try to add a new user environment variable named "QT_ANGLE_PLATFORM" with the value "warp" and reboot/relogin.
This should be the same as using Qt::AA_UseSoftwareOpenGL directly in the code but is just for Windows, where Direct3D software rasterized will be used instead of OpenGL/ANGLE.
Ref:
https://doc.qt.io/qt-5/windows-requi...aphics-drivers
https://wiki.qt.io/Qt_5_on_Windows_ANGLE_and_OpenGL