Hi, I am using the version 19.05 and would like to upgrade to the higher versions. May I know the step by step procedures for the upgrade? with thanks, D.Gnanasekaran -- With thanks, Dr. D. Gnanasekaran University Librarian Kalasalingam Academy of Research and Education (Deemed to be University) Krishnankoil - 626 126 Virudhunagar District Tamil Nadu Ph: 9710906899