Check with the software distributor on how to do this as software channels outside the standard Debian repositories may not support this new release. If present, you'll need to update these once the system upgrade has finished. This may not be applicable to your system, so prior to starting, identify PPA by looking for. Third-party software that is installed from Personal Package Archives (PPA) will be disabled during the upgrade process. In our source.list example above we've used a repository within the United States, to speed up downloads you may choose another Debian mirror based on geographic location. If you also need the contrib and non-free components, add contrib non-free after main on all lines.ĭebian is distributed (mirrored) on hundreds of servers worldwide. Replace all instances of 'stretch' with 'buster', for example. Sed -i 's/stretch/buster/g' /etc/apt/sources.list This is accomplished in one of two ways using the sed command to search and replace all instances automatically, or by editing the source file manually. Prior to upgrading, make sure the current system is up-to-date.īegin the upgrade by switching Debian repositories from Stretch to Buster.

These steps can be preformed as an in place upgrade on a live system from either a local terminal or remote SSH session. This guide explains how to upgrade your Debian Linux system from Debian 9 (Stretch) to Debian 10 (Buster) which is now the current stable release as of July 6th, 2019.

Debian buster