How to Install DEB Packages on Ubuntu Using the Command Line

Ubuntu, a popular Linux distribution, uses the Debian package management system. This guide will walk you through the process of installing DEB packages via the command line on Ubuntu.

Step 1: Download the DEB Package

Before installing a DEB package, you need to download it. You can obtain DEB packages from the Ubuntu Software Center, official websites, or third-party repositories.

Step 2: Open the Terminal

Launch the Terminal on your Ubuntu system. You can do this by pressing Ctrl + Alt + T or searching for “Terminal” in the applications menu.

Step 3: Navigate to the Directory Containing the DEB Package

Use the cd command to change to the directory where the DEB package is located. For example, if the package is in the Downloads folder, you can type cd Downloads and press Enter.

Step 4: Install the DEB Package

Now, run the following command to install the DEB package:

sudo dpkg -i package_name.deb

Replace package_name.deb with the actual name of your DEB package file. You may need to enter your password to proceed with the installation.

Step 5: Resolve Dependencies (If Needed)

If the installation process shows any dependency errors, you can run the following command to fix them:

sudo apt install -f

Step 6: Verify the Installation

To confirm that the DEB package was successfully installed, you can run the following command to check its status:

dpkg -l | grep package_name

This command will display information about the installed package.

Conclusion

Congratulations! You have successfully learned how to install DEB packages on Ubuntu using the command line. Remember to always download software from trusted sources to ensure the security of your system.