NOTE: The below links apply to Windows 7, Windows 8, Windows 8.1 and Windows 10. If you are using Windows XP or Windows Vista, please use the links from this article.
Installing the latest version of your Bitdefender product is an important step to ensure that your computers are protected by Bitdefender.
Important: If you are using Bitdefender 2011, 2012, 2013 or 2014 you can upgrade, free of charge (use the license key you already have to register the product), to Bitdefender 2015.
Here are the steps to perform the free upgrade:
1. Use our uninstall tool to uninstall/delete any previous Bitdefender related files:
2. Then install Bitdefender 2015, please use the installation kit for your product: