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Your browser does not support script Welcome to the Encyclopedia Britannica Technical Support Site Get Answers to Problems with your Britannica Software Please use the navigation menu on your left to select your product and find information and assistance. Once you select your product, you will be able to view: Product Details System Requirements Downloads/Patches Online Manuals Troubleshooting Tips Need Additional Help? You can also use this site to register your product , or to contact Britannica Technical Support . Britannica for iPad Help Britannica Windows App Help Britannica for iPad Need Help With Your Britannica iPad App? Contact Customer Support Download the App Britannica Windows App Need Help With Your Britannica Windows App? Contact Customer Support Top 10 Support Inquiries Installation windows appears blank on Mac OSX 10.6, 10.7 and 10.8 QuickTime 7 (and higher) Patch: 2007 and 2008 Software Clean Installation: Instructions for a clean installation How to uninstall a partial or incomplete installation Ready Reference does not start when icon is clicked Ready Reference error: "Application could not be initialized" * Important Patch for 2011 Ultimate Reference Suite (Australia Edition) Software Owners : World Data Patch: Download this patch to correct a numerical error in the Australia Demography statistics. Frequently Asked Questions How do I upgrade my product? How do I use the Technical Support Site? I am having problems looking at this site. How do I know what product I have? How do I register my product? How do I contact tech support? Latest Britannica News The Britannica Blog: Where Ideas Matter Encyclopædia Britannica’s Advocacy for Animals Inside Britannica: Newsletter Archive More Britannica Sites Britannica Online Britannica Kids Britannica Store Britannica Smart Math School and Library Sites Newsletters RSS Feeds and Widgets © Encyclopædia Britannica, Inc....