Bitdefender Virus Definitions Update April 5, 2023 - Download Free Applications Keep your Bitdefender Anti-Virus updated with the latest definitions. Source: Download Page Share this post Related PostsKiTTY 0.74.0.5Tor Browser 9.5.4Mozilla Thunderbird 78.2.0Mozilla Thunderbird for Mac 78.2.0Opera Portable 70.0.3728.133TeamViewer for Mac 15.9.4WD Drive Utilities 2.0.0.76IsMyHdOK 2.32