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wget -qO - https://download.sublimetext.com/sublimehq-pub.gpg | sudo apt-key add -CyberPunk___
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# For this, first, open the terminal. Now, enter the following command to add the GPG key:
wget -qO - https://download.sublimetext.com/sublimehq-pub.gpg | sudo apt-key add -
# Add the Sublime Text repository to the system with:
echo "deb https://download.sublimetext.com/ apt/dev/" | sudo tee /etc/apt/sources.list.d/sublime-text.list
# Finally, update the APT sources and install Sublime Text by entering:
sudo apt update
sudo apt install sublime-text