Updating Kali

Now that we’ve looked at the many possible ways of installing Kali Linux on various platforms, let’s have a look at some important post-installation tasks once Kali Linux systems are up and running:

1. To view version installation details of our Kali systems, let’s run the following command:

   cat /etc/os-release

In the following screenshot, we can see the command output shows the names, versions, code name, and more details for verification purposes.

Figure 4.13 – The cat command output

2. We should also always update our Kali systems after installation to ensure that we have the current version of tools and supporting software.

To update Kali Linux, type and run the following command:

sudo apt update

In the following screenshot, some updates were installed, and the last line states that there are 674 packages that can be upgraded:

Figure 4.14 – Updating...