Hi, I'm converting an Excel file inTo PDF. But during that conversion I need To select the PDF version (1.4, 1.5, 1.6). How can I do that? Thanks in advance for any help,Mariusz...Hi, I'm converting an Excel file into PDF. But during that conversion I need to select the PDF version (1.4, 1.5, 1.6). How can I do that? Thanks in advance for any help,Mariusz