ECLIPSE - How to set Eclipse to Ask for "Select a Workspace"

How to set Eclipse to show the Workspace Launcher like picture above when you first start Eclipse ?

This is the way :
You can go to Windows > Preferences on the top tab in Eclipse.

Then go to General > Startup and Shutdown > Workspaces.
Finally you can check the "Prompt for workspace on startup".

Beside that, you can also remove the workspace that you never used anymore from the list of the selected workspace on the Select a workspace launcher or number of selected workspace.

You can look at the picture bellow.