ePrism is a Java application. To install it, you will need to have Java installed. If you don't meet this requirement, you won't be able to accomplish this. If you don't have Java installed, visit its official website and download the latest version. After you install this, visit the ePrism review page from Software Informer, to obtain a download link for the eprism.jnlp package. After you download this, open it. The OS will automatically use Java to install the package. To be noticed that you need a username and password to install this program.