Startup CellDesigner
Windows:
Double click shortcut icon CellDesigner4.0beta in your desktop.
Or double click CellDesigner4.0beta.exe in the directory where you chose to install ( C:\Program Files\CellDesigner by default).
MacOSX:
Double click CellDesigner in the folder you chose to install ( Application/CellDesigner in you home directory by default).
Linux:
On a shell, cd to the directory where you chose to create links and type ./runCellDesigner4.0beta.
Or type ./runCellDesigner4.0beta after cd to the directory where you chose to install ( CellDesigner in you home directory by default).