When things go pear-shaped on a Linux machine, what you need is another Linux machine with which to write a bootable USB to fix/reinstall it with.
argv_minus_one@mastodon.sdf.org
@argv_minus_one@mastodon.sdf.org
When things go pear-shaped on a Linux machine, what you need is another Linux machine with which to write a bootable USB to fix/reinstall it with.