Qt 5.14.2 is a bug-fix release. It maintains both forward and backward compatibility (source and binary) with Qt 5.14.0 through 5.14.1. For more details, refer to the online documentation included in this distribution. The documentation is also available online: https://doc.qt.io/qt-5/index.html The Qt version 5.14 series is binary compatible with the 5.13.x series. Applications compiled for 5.13 will continue to run with 5.14. Some of the changes listed in this file include issue tracking numbers corresponding to tasks in the Qt Bug Tracker: https://bugreports.qt.io/ Each of these identifiers can be entered in the bug tracker to obtain more information about a particular change. **************************************************************************** * Important Behavior Changes * **************************************************************************** - Support for GCC 4.x has been dropped in Qt 5.14.0. The documentation for Qt 5.14.0 and 5.14.1 incorrectly stated that GCC 4.x was instead supported; this has now been fixed to state that GCC 5 is the minimum required version to build Qt.