One can quickly check the Ubuntu version using the lsb_release utility. This command displays LSB (Linux Standard Base) information about the Linux distribution.
Open your terminal and type the following command:
lsb_release -a
You will get an output like this:
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.4 LTS
Release: 20.04
Codename: focal
The version of your Ubuntu is shown in the description line.
Instead of printing all the above information, if you just want to see the version of Ubuntu, use the following command.
