Ubuntu

Things to do for every version of Ubuntu

  • Update system

    sudo apt-get update && sudo apt-get upgrade
  • Remove unnecessary apps

    sudo apt-get remove --purge aisleriot gnome-mahjongg deja-dup deja-dup-backend-gvfs totem totem-common totem-mozilla totem-plugins activity-log-manager activity-log-manager-control-center brasero brasero-cdrkit brasero-common  landscape-client-ui-install unity-control-center unity-control-center-signon empathy empathy-common thunderbird thunderbird-gnome-support onboard onboard-data gnome-orca unity-webapps-common shotwell rhythmbox evolution-data-server evolution-data-server-online-accounts gnome-calendar gucharmap cheese vino gnome-mines gnome-sudoku xdiagnose usb-creator-gtk remmina* remmina-common* remmina-plugin-rdp* remmina-plugin-vnc*
    sudo apt-get remove $(dpkg --get-selections | cut -f1 | grep -P "^unity-(lens|scope)-" | grep -vP "unity-(lens|scope)-(home|applications|files)" | tr "\n" " ")
    sudo apt-get autoremove
  • Execute sudo without Password

    Open terminal and execute command

    sudo visudo

    Add the below line at the bottom

    username ALL=(ALL) NOPASSWD: ALL

    Replace username with the username of your system. Now press Ctrl + X then Ctrl + Y and then press Enter.

  • Display full list of startup applications and processes

    sudo sed -i 's/NoDisplay=true/NoDisplay=false/g' /etc/xdg/autostart/*.desktop

    Now you can open Startup Applications and remove unnecessary applications that starts as ubuntu starts.

  • Enable passwordless ssh

  • Add noatime to fstab

    disable last accessed time.

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