The following lines were added (+) and removed (-):
at the shell type: sudo nano /etc/apt/sources.list<BR>at the shell type: cat /etc/apt/sources.list<BR>or type: cat /etc/issue<BR> === hostnamectl === This is a command line utility. Simply type" hostnamectlSample Output: $ hostnamectl Static hostname: nicolespc Icon name: computer-desktop Chassis: desktop Machine ID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Boot ID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Operating System: Linux Mint 21.1 Kernel: Linux 5.15.0-70-generic Architecture: x86-64 Hardware Vendor: Dell Inc. Hardware Model: Inspiron 3847