安装文件qt-opensource-windows-x86-msvc2013-5.6.2.exe，官网很多地方都下不到了，QT不再支持该版本，但部分项目工作仍有需要的可以下载

Linux下qt安装配置及打包.docx

解决下面报错 qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem. Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb.

适合新手安装Qt软件环境

详细的vxWorks6.8 操作系统下 QT 安装设置