JV-MailChimp - Upgrading Procedure
THERE IS NO NEED TO UNINSTALL THE EXISTING VERSION OF JV-MailChimp TO UPGRADE!.
Upgrading JV-MailChimp is same as installing a version on your Joomla site. Please follow the instructions as given in the installation document to upgrade the component. When the component is upgraded, the associated user plugin will also be upgraded automatically.