ClarisWorks 3.0v2 Updater will upgrade U.S. versions 3.0v1 to 3.0v2. This Updater WILL NOT work on versions 1.0 of ClarisWorks and WILL NOT update any international versions of ClarisWorks. ClarisWorks 3.0v1 must be installed on your system before using the updater. For complete information, please see the documenation included with this software.