In this blog, QT5 environment installation on Linux operation system is shown

1. 5 environment is not installed go to https://download.qt.io/archive/qt/ 
2. After download, finish go to download folder and in console type
   

   chmod +x ./qt-opensource-linux-x64-5.11.2.run

   and then install

   sudo ./qt-opensource-linux-x64-5.11.2.run

   Note: Accept proposed installation location or choose Yours

3. First, just installation information, click “Next“
4. Next, register or simple skip