I am unable to install calibre using any of the document paths
'
user@pop-os:~$ sudo -v && wget --no-check-certificate -nv -O-
https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin
[sudo] password for user:
failed: Connection refused.
failed: Network is unreachable.
user@pop-os:~$
'
Any ideas?