Bitdefender Internet Security easily installed win 7 without any hesitation. Most of you will know Windows Defender, and be wondering why you should upgrade to a paid alternative. In this article we pit Bitdefender vs Windows Defender and show you why, exactly. Please subscribe my channel and share my video. Watch the full video and increase your service procedure. Bitdefender Central is a brand new security hub, which allows you to manage your Bitdefender products and protected devices from a single, unified interface. Bitdefender Antivirus Free offers strong basic protection from computer viruses, malware, rootkits, and emerging threats.