Install libenv-ps1-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libenv-ps1-perl
Description:
prompt string formatter
Env::PS1 supplies variables that are "tied" to environment variables like 'PS1' and 'PS2', if read it takes the contents of the variable as a format string like the ones bash(1) uses to format the prompt. . It is intended to be used in combination with the various ReadLine packages.
Homepage: https://metacpan.org/release/Env-PS1
Version: 0.06-2
Section: universe/perl