View source for Howto debian12

= enable sudo =
login as root:
 su -
add your user to sudo group:
 gpasswd -a user sudo
reboot system:
 reboot
= remove cdrom repo =
login as root:
 sudo su -
remove cdrom from /etc/apt/sources.list:
 sed -i '/cdrom/d' /etc/apt/sources.list
logout root user:
 exit

= update system =
update your system to latest:
 sudo apt update && sudo apt -y upgrade
= non-free repos =
login as root:
 sudo su -
configure non-free repos:
 cat > /etc/apt/sources.list << EOF
 deb http://debian.osuosl.org/debian bookworm contrib main non-free non-free-firmware
 deb-src http://debian.osuosl.org/debian bookworm contrib main non-free non-free-firmware
 
 deb http://deb.debian.org/debian-security bookworm-security contrib main non-free non-free-firmware
 deb-src http://deb.debian.org/debian-security bookworm-security contrib main non-free non-free-firmware
 
 deb http://debian.osuosl.org/debian bookworm-updates contrib main non-free non-free-firmware
 deb-src http://debian.osuosl.org/debian bookworm-updates contrib main non-free non-free-firmware
 
 deb http://debian.osuosl.org/debian bookworm-backports contrib main non-free-firmware
 deb-src http://debian.osuosl.org/debian bookworm-backports contrib main non-free-firmware
 EOF
update repos:
 apt update

= system clock =
install chrony:
 sudo apt -y install chrony 
start and enable chrony:
 sudo systemctl start chrony && sudo systemctl enable chrony
list available timezones:
 sudo timedatectl list-timezones
configure timezone and enable ntp synchronization:
 sudo timedatectl set-timezone America/Puerto_Rico --adjust-system-clock
 sudo timedatectl set-ntp yes

= enable 32bit =
enable 32-bit support and update your repos as appropriate:
 sudo dpkg --add-architecture i386 && sudo apt update
to install the relevant libraries:
 sudo apt -y install libglx-mesa0:i386 mesa-vulkan-drivers:i386 libgl1-mesa-dri:i386
= addional gui tools =
install useful gui tools: 
 sudo apt -y install gparted transmission-gtk mpv pavucontrol geany gimp inkscape audacity filezilla obs-studio
= addional cli tools =
install adddional cli tools: 
 sudo apt -y install apt-transport-https lsb-release ca-certificates ffmpeg default-jdk git wget curl nano vim htop locate p7zip p7zip-full zip unzip

= nvidia drivers =
install the nvidia drivers after enabling non-free software:
 sudo apt -y install nvidia-driver
= amdgpu drivers =
install amdgpu drivers:
 sudo apt -y install firmware-amd-graphics libgl1-mesa-dri libglx-mesa0 mesa-vulkan-drivers xserver-xorg-video-all
= video codecs =
install extra video codecs:
 sudo apt -y install libavcodec-extra
= hardware accerelation =

'''VA-API'''

for amd and nvidia:
 sudo apt -y install mesa-va-drivers 
for gen8+ intel hardware, the free driver can be installed:
 sudo apt -y install intel-media-va-driver
or the non-free driver for intel: 
 sudo apt -y install intel-media-va-driver-non-free

'''VDPAU'''

to enable VDPAU support for open-source drivers radeon, amdgpu and nouveau:
 sudo apt -y install the vdpau-driver-all
To enable VDPAU support for the proprietary nvidia drivers:
 sudo apt -y install nvidia-driver nvidia-vdpau-driver
if using legacy drivers choose the appropriate package:
 sudo apt -y install nvidia-legacy-304xx-vdpau-driver
 sudo apt -y install nvidia-legacy-340xx-vdpau-driver 
 sudo apt -y install nvidia-legacy-390xx-vdpau-driver

'''NVENC'''

to enable NVENC support:
 sudo apt -y install libnvcuvid1
for the legacy drivers, choose the appropriate package:
 sudo apt -y install libnvidia-legacy-304xx-nvcuvid1
 sudo apt -y install libnvidia-legacy-340xx-nvcuvid1
 sudo apt -y install libnvidia-legacy-390xx-nvcuvid1 
'''NVDEC'''

to enable NVDEC support: 
 sudo apt -y install libnvidia-encode1
for the legacy drivers, choose the appropriate package:
 sudo apt -y install libnvidia-legacy-340xx-encode1
 sudo apt -y install libnvidia-legacy-390xx-encode1

= flatpak =
enable flatpak:
 sudo apt update && sudo apt -y install flatpak flatpak-xdg-utils
configure gnome software flatpak plugin:
 sudo apt -y install gnome-software-plugin-flatpak
enable flatpak repo:
 flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
install obs studio:
 flatpak install Librewolf
more on flatpak commands:
 https://wiki.vidalinux.org/index.php/Howto_flatpak

= dev tools =
install developer essentials tools:
 sudo apt -y install build-essential dkms linux-headers-$(uname -r)

= gnome extensions =
install gnome extensions manager:
 sudo apt -y install gnome-shell-extension-manager
= remove pre-installed gnome games =
remove pre-installed gnome games:
 sudo apt -y purge iagno lightsoff four-in-a-row gnome-robots pegsolitaire gnome-2048 hitori gnome-klotski gnome-mines gnome-mahjongg gnome-sudoku quadrapassel swell-foop gnome-tetravex gnome-taquin aisleriot gnome-chess five-or-more gnome-nibbles tali ; sudo apt -y autoremove
= printer drivers =
install printer drivers:
 sudo apt -y install gutenprint-locales openprinting-ppds printer-driver-all printer-driver-all-enforce printer-driver-brlaser printer-driver-c2050 printer-driver-c2esp printer-driver-cjet printer-driver-cups-pdf printer-driver-dymo printer-driver-escpr printer-driver-foo2zjs printer-driver-foo2zjs-common  printer-driver-fujixerox printer-driver-gutenprint printer-driver-hpcups printer-driver-hpijs printer-driver-indexbraille printer-driver-m2300w printer-driver-min12xxw printer-driver-oki printer-driver-pnm2ppa printer-driver-postscript-hp printer-driver-ptouch printer-driver-pxljr printer-driver-sag-gdi printer-driver-splix
= kvm virtualization =
install required packages:
 sudo apt -y install qemu-system libvirt-daemon-system virt-manager
edit the libvirtd configuration
 sudo nano /etc/libvirt/libvirtd.conf
set the domain socket group ownership to libvirt
 unix_sock_group = "libvirt"
adjust the UNIX socket permissions for the R/W socket
 unix_sock_rw_perms = "0770"
start and enable the libvirtd service:
 sudo systemctl start libvirtd && sudo systemctl enable libvirtd
add user to libvirt group
 sudo usermod -a -G libvirt $(whoami)
start "default" network and enable autostart
 sudo virsh net-start default
 sudo virsh net-autostart --network default
= install podman =
install podman packages:
 sudo apt -y install podman
install podman-compose:
 sudo curl -o /usr/local/bin/podman-compose https://raw.githubusercontent.com/containers/podman-compose/devel/podman_compose.py
 sudo chmod +x /usr/local/bin/podman-compose

= qt applications =
fix broken qt application theming in gnome:
 sudo apt -y install qt5-style-plugins
add the following to your profile:
 echo "export QT_QPA_PLATFORMTHEME=gtk2" >> ~/.profile
changes will take effect after logging out or rebooting the system.
= fix slow shutdown =
edit /etc/systemd/system.conf:
 sudo nano /etc/systemd/system.conf
uncomment the following argument and change from 90s to 15s
 DefaultTimeoutStopSec=15s 
= references = 
* https://docs.makedeb.org/installing/shell-script/
* https://averagelinuxuser.com/debian-11-after-install