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Linux Command

Basic​

sudo apt update        # Fetches the list of available updates
sudo apt upgrade       # Installs some updates; does not remove packages
sudo apt full-upgrade  # Installs updates; may also remove some packages, if needed
sudo apt autoremove    # Removes any old packages that are no longer needed

AIO Update​

sudo -- sh -c 'apt-get update; apt-get upgrade -y; apt-get full-upgrade -y; apt-get autoremove -y; apt-get autoclean -y'

Install tar gz​

sudo tar xfz rider-*.tar.gz -C /opt/

Remove snap app​

sudo snap remove appname

List Snap app​

snap list

Update snap​

sudo snap refresh appname
snap refresh --list

Check DNS Ubuntu​

nmcli dev show | grep DNS

Restart Wifi after changing DNS​

sudo systemctl restart NetworkManager

Fix Broken Update​

Looks like your sources file is corrupted and there are broken packages. Remove the corrupted source file by pressing Ctrl + Alt + T to open a terminal, and type in:

sudo rm /etc/apt/sources.list
sudo software-properties-gtk

tick 4 ticks and revert