Update Nessus Software

As an administrator user, you can configure how Nessus updates software components and plugins.

To configure Nessus software update settings:

  1. In Nessus, in the top navigation bar, click Settings.

    The About page appears.

  2. Click the Software Update tab.
  3. (Nessus Professional and Nessus Manager only) In the Automatic Updates section, select one of the following options:
    • Update all components: Nessus automatically updates its software and engine and downloads the latest plugin set.

    • Update plugins: Nessus automatically downloads the latest plugin set.
    • DisabledNessus does not perform any automatic updates.
  4. (Nessus Professional only) If you enabled automatic updates, in the Update Frequency section, do one of the following:

    • If you want to set a standard update interval, from the drop-down box, select Daily, Weekly, or Monthly.
    • If you want to set a custom update frequency in hours, click the button, then type the number of hours.

  5. (Optional) Only if instructed to by Tenable Support, in the Update Server box, type the server from which you want Nessus to download plugins.
  6. Click the Save button.

    Nessus downloads any available updates automatically according to your settings.

To download updates manually:

Note: You cannot manually update a managed scanner.

  1. In the top navigation bar, click Settings.

    The About page appears.

  2. In the upper-right corner, click Manual Software Update.

    A window appears.

  3. In the window, select one of the following options:
    • Update all components: Nessus updates Nessus software and engine and downloads the latest plugin set.

    • Update plugins: Nessus downloads the latest plugin set.
    • Upload your own plugin archiveNessus downloads plugins from a file that you upload.
  4. Click the Continue button.

  5. If you selected Upload your own plugin archive, browse for your file and select it.

    Nessus downloads any available updates.