I am sure you have already installed Debian 12 Bookworm or planning to upgrade. Debian 12 was released on June 10, 2023, after more than a year of development. It brings the latest packages, upgrades and replaces some key modules as well. If you use Debian on your laptops or desktops, here are a few steps you might want to do after installing or upgrading to Debian 12.

1. Sudo Rights to Local User
$ su - root
# usermod -aG sudo "username"

2. Install All Available Updates
$ sudo apt update
$ sudo apt upgrade -y

3. Non-free software in Debian 12
sudo nano /etc/apt/sources.list
deb [ Ссылка ] bookworm non-free non-free-firmware
deb-src [ Ссылка ] bookworm non-free non-free-firmware

deb [ Ссылка ] bookworm-security non-free non-free-firmware
deb-src [ Ссылка ] bookworm-security non-free non-free-firmware

deb [ Ссылка ] bookworm-updates non-free non-free-firmware
deb-src [ Ссылка ] bookworm-updates non-free non-free-firmware

4. Set up Flatpak and Flathub
sudo apt install flatpak
sudo apt install gnome-software-plugin-flatpak
flatpak remote-add --if-not-exists flathub [ Ссылка ]

5. Install latest Firefox

6. Install additional software – GUI
sudo apt install gparted transmission-gtk vlc pavucontrol geany gimp inkscape audacity filezilla leafpad

7. Install additional software – CLI
sudo apt install ffmpeg default-jdk git wget nano vim htop locate p7zip p7zip-full unzip

8. Install TimeShift Backup Tool

9. Enable Night Light Feature

10. Enable Firewall
$ sudo apt install ufw -y
$ sudo ufw enable
$ sudo ufw default deny incoming
$ sudo ufw default allow outgoing
$ sudo ufw allow ssh



#linux #linuxdistro #debian #debian12 #installation #10things

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