The command creates a new selection which contains everything on the current layer.
You can access this command from the image menubar through → ,
or by using the keyboard shortcut Ctrl+A.
          In addition, at the
          Selection Editor, you
          can access it through the Tab menu:
           → ,
          or by clicking on the
          
             icon button on the bottom of this dialog.
          
          icon button on the bottom of this dialog.