Do i need a new license if I am running multiple stores/websites under 1 license? December 9, 2014 at 6:18 pm FAQs You do not need a new license. If you have multiple live installations then a new license is required. Read More ... Re-Compilation RequiredExtension LicensingHow do I find out what version of an extension I have?What do I set the CSV Header rows to?Changing the Error Message when no Shipping Quote