Setting Up Repo
2. Adding Sid Apt Repo
Then to Add Debian Sid Repository
Simply Copy and Execute this Command:
(And in case of “su: Authentication failure” try instead with “sudo su“)
su -c "echo 'deb http://ftp.fr.debian.org/debian sid main' > /etc/apt/sources.list.d/sid.list"
Finally, to Enable also the Contrib and Non-free Repos Instead:”)
su -c "echo 'deb http://ftp.fr.debian.org/debian sid main contrib non-free' > /etc/apt/sources.list.d/sid.list"
And in case of ‘authentication failure‘ use instead the ‘sudo su -c’ Command.
Possibly Change the Debian Mirror in base of your LocationDebian Ftp Mirror List
Finally, Ctrl+x to Save & Exit from nano Editor :)
3. Setting Up Default
Then to Set the Default Release
And this is Indispensable to Preserve the Stability of the System in Case of Updates/Upgrades!
(But however you can Override it temporarily just commenting out the Statement and Updating the Apt Repos)
Make or Edit the Apt Config File:
sudo nano /etc/apt/apt.conf
And Depending of your Release Append
For Stable Based OSes, and so also for Deepin:
Rather for Testing one:
Finally, for a Rolling like Kali:
Possibly if needed to Find out What’s your actual Repo Base
First, try to look up with a canonical:
sudo apt update
Or again use the cat Command like:
Thanks to dracae
4. Enabling Repo
Finally, to Re-Load Repositories
sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.
5. Installing Single Package
Finally, to Install One Package from Sid Repo
sudo apt -t unstable install [MYCOOLPACKAGE]
So for instance:
sudo apt -t unstable install firefox
Tags: Add Debian Sid Repo, Add Debian Sid Repository, Add Debian Unstable Repo, Add Debian Unstable Repository, Enable Debian Sid Repo, Enable Debian Sid Repository, Enable Debian Unstable Repo, Enable Debian Unstable Repository