Ctrl then left click: Select the 1st block and another block.Shift then left click: Select all blocks between 1st and last selected block.The right-hand side lists the data blocks.The left-hand side displays the spectra.Casa XPS layout is divided into 2 sections: The first time you use CasaXPS enter the User Name and License in order to be able to save files.ģ. Open vms file in CasaXPS, double click the. Introduction to CasaXPS (complete PDF of this mini HowTo).ġ.