I found a solution here, @wizardfromoz and @Peer
I don't understand the logical of it but worked.
Now, the result of "systemctl status networking.service" is this:
● networking.service - Raise network interfaces
Loaded: loaded (/lib/systemd/system/networking.service; enabled; vendor prese...
I ran the fdisk command to see how my disk is partitioned and got the following result.
Disk /dev/sda: 698,7 GiB, 750156374016 bytes, 1465149168 sectores
Units: 1 * 512 = 512 bytes sectors
Sector size (logical/physical) 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes...
I recently installed Debian and I'm getting the following message at startup:
[FAILED] Failed to start Raise network interfaces.
See 'systemctl status networking.service' for details.
I run that command and I got the following message:
● networking.service - Raise network interfaces...