Hello Andrei Thank you for your advice and time. I really appreciate it.
> Sent: Saturday, May 29, 2021 at 2:49 PM > From: "Andrei POPESCU" <andreimpope...@gmail.com> > To: debian-user@lists.debian.org > Subject: Re: How do I permanently disable unattended downloads of > software/security updates? > > Removing files belonging to a package is typically frowned upon, as this > can under specific circumstances be like pulling the rug from underneath > a package (or worse, APT/dpkg). Oops. I removed/deleted the file 50unattended-upgrades located in /etc/apt/apt.conf.d/ > > In the case of configuration files (basically everything that is under > /etc and a few other places) it can cause unexpected or even unsafe > behaviour as the software might revert to built-in defaults that could > be wrong for your system. I suppose 50unattended-upgrades is a configuration file? Best regards.