wiki/restitux/Debian Upgrade.md

NOTE

Please refer to the official debian documentation for upgrading to the release in question. This page only provides quick notes on the process.

Update Apt Sources

First, update your apt sources list to point to the new debian version.

1. Open /etc/apt/sources.list and any files in /etc/apt/sources.list.d
2. s/CURRENT_VERISON/NEW_VERSION/
3. Run apt update

Verify free disk space

Required disk space for the update can be printed by running apt -o APT::Get::Trivial-Only=true full-upgrade.

Run the update

1. Install updates for currently installed packages: apt upgrade --without-new-pkgs
2. Install all updates: apt full-upgrade
3. Reboot: reboot
4. Remove obsolete packages: apt purge '?obsolete'
5. Remove unnecessary packages: apt autoremove