: Specifically, search for all_20.tar.gz or a similarly named file that corresponds to your Nessus version.
Downloading the (or similarly named nessus-updates.tar.gz ) file is the primary method for manually updating Tenable Nessus plugins on offline or air-gapped systems. While Nessus typically updates automatically over the internet, restricted environments require users to obtain a custom download URL to download the plugin archive as a compressed TAR file. Downloading the Plugin Archive download nessusupdateplugins all20targz free
Always download Nessus plugins directly from official Tenable sources. Avoid third-party "free" links, as these archives can be tampered with to include malicious code. : Specifically, search for all_20