How do I upgrade Ubuntu to a specific version?
To upgrade Ubuntu to a specific version, you can follow the steps below:
- Open the terminal. You can open the terminal by pressing the keyboard combination Ctrl + Alt + T.
 - Update and upgrade the package using sudo apt.
 - Please install update-manager-core using the sudo apt command.
 - Edit the file “release-upgrades” in the directory /etc/update-manager using the nano text editor with elevated permissions.
 - Can you please provide an explanation for your absence from the meeting?
 - Prompt=lts
 - Can you please speak in a standard manner?
 - Save and close the file (press Ctrl+X, then press the Y key, and finally press the Enter key).
 - Please run the command “sudo do-release-upgrade”
 - Follow the instructions and continue until the upgrade is completed.
 
Please note that the upgrading process may take some time and your computer may restart during the upgrade. Before upgrading, make sure to back up important files and ensure your computer is under a stable power supply and network connection.