SP1 also fixes some issues that had been reported shortly after the initial release.
SP1 for InstallShield 2009 Premier and Professional is currently available only in English. The German and Japanese versions will be released later. You can obtain SP1 either using InstallShield's update functionality or from the knowledge base article below:
- Q200241: InstallShield 2009 Service Pack 1 (download SP1)
- Q200150: InstallShield 2009/InstallShield 2009 SP1 Release Notes (lists the issues fixed in SP1)