So, if you find that your lunar install is end of life, follow these steps to upgrade to 23.10
- Open a terminal and type in sudo nano /etc/apt/sources.list and change all ‘archive.ubuntu.com ’ (Or a mirror that you’re using) entries to old-releases.ubuntu.com
Press CTRL+X to save your changes and confirm by pressing yes.
Press enter to exit and type in: sudo apt update && sudo apt upgrade then reboot.
After rebooting, open a terminal and type in sudo do-release-upgrade. Follow the prompts and reboot.
And, congratulations! You have sucessfully upgraded to lubuntu 23.10!