Download plug-in object code and put it at your plug-ins folder then follow nopCommerce standard plug-in installation procedure to install plug-in.

ProductRibbon plug-in is available on local plugins page.

Once plug-in is installed go to your nopCommerce admin panel, and go to Configuration > Plugins > Local plugins > ProductRibbon  or  nopAccelerate > ProductRibbon > GeneralSettings.

It will ask you to enter your license key as shown in figure below, enter license key which you received on your registered email after purchasing this plug-in from our website.