Qt 5.5.2 is a bug-fix release. It maintains both forward and backward compatibility (source and binary) with Qt 5.5.0. Qt 5.5 introduces many new features and improvements as well as bugfixes over the 5.4.x series. For more details, refer to the online documentation included in this distribution. The documentation is also available online: http://doc.qt.io/qt-5/index.html The Qt version 5.5 series is binary compatible with the 5.4.x series. Applications compiled for 5.4 will continue to run with 5.5. 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. **************************************************************************** * General * **************************************************************************** QtWebEngineCore -------- - [QTBUG-48309] Fixed old-style QObject connections to QWebEngineDownloadItem::stateChanged. - [QTBUG-47976] Fixed httpUserAgent setting after the view's initialization. - [QTBUG-48206] Parse suggested filename from content-disposition response header field. - Fixed crash on malformed URL (Chromium issue 533361). **************************************************************************** * Platform Specific Changes * **************************************************************************** OS X ---- - [QTBUG-48228] Enabled 32 bit build. Windows ------- - [QTBUG-48285] Fixed installation of PDB files.