On Tue, Sep 04, 2018 at 10:23:08AM +0200, Rodolfo Medina wrote: > Hi all... > > A few days ago I downgraded my Debian installation from Sid to Stable by > changing, in /etc/apt/sources list, all occurrences of `unstable' to `stable' > in: > > ------------------------------------------------------------------ > deb http://ftp.uk.debian.org/debian/ unstable main > deb-src http://ftp.uk.debian.org/debian/ unstable main > > # non-free > deb http://ftp.debian.org/debian/ unstable main contrib non-free > ------------------------------------------------------------------ > > and then doing > > # aptitude update > # aptitude install dpkg apt aptitude > # aptitude full-upgrade > > But still, at log in in tty console, there is: > > Debian GNU/Linux buster/sid lennovo tty1 > > How come?
This is not supported. Upgrades work in one direction. However, if you want to try: http://linuxmafia.com/faq/Debian/downgrade.html -dsr-