GNU/Linux Debian Bookworm Adding Backports Repo
Hi! The Tutorial shows you Step-by-Step How to Enable/Add Debian 12.x Bookworm Backports Repository.
And the Debian Bookworm Backports Repo provides Packages with New Features on supported Debian Stable releases.
As a matter of Backports Policy, Packages in the stable-backports Suite are taken from Debian Testing; however, in rare cases such as Security updates, Packages are taken from Unstable.
Backports allow you to access newer software versions while keeping the stability of Debian’s core system.
This is ideal when you need updated features or hardware support not available in the default stable repositories.
All packages in Debian Backports are rebuilt from the current testing branch and carefully adapted to work smoothly on stable releases.
It’s a great way to stay up to date without compromising the reliability that Debian Stable is known for.

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1. Accessing Shell
Open a Terminal window
(Press “Enter” to Execute Commands)Or Login into Server Shell.
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2. Adding Backports Repo
Then to Add Backports Repository for Debian 12
Simply execute:su -c "echo 'deb http://deb.debian.org/debian bookworm-backports main' >> /etc/apt/sources.list.d/backports.list"
And respectively to Enable also the Driver’s Non Free sources:
su -c "echo 'deb http://deb.debian.org/debian bookworm-backports main contrib non-free' >> /etc/apt/sources.list.d/backports.list"
The Setup includes ‘contrib‘ and ‘non-free‘ Sources.
If you want to further Managing these Sources see: Debian Non-free Repo Setup. -
3. Refreshing Debian Sources
Next to Refresh Debian Apt Repo Sources
Play:sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.
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