Solved
In Ubuntu 18.04 I have run the command sudo sh st-stm32cubeide_1.3.0_5720_20200220_1053_amd64.deb_bundle.sh Install complted. No how do I launch STM32CubeIDE? There is no icon on my desktop.
STM32CubeProgrammer installed and put an ICON on my desktop.
But there is nothing for STM32CubeIDE.
