Ready to refresh your system with the latest KDE Plasma experience? Upgrading to Kubuntu 24.04 LTS (Noble Numbat) is straightforward, whether you’re coming from Kubuntu 23.10 or the previous LTS, 22.04.
This long-term support release brings the latest KDE desktop refinements, a newer kernel, and all the underlying power of Noble Numbat, supported until April 2029.
In this guide, we’ll show you how to upgrade using the graphical Software Update tool or the terminal. Pick your method and get started!
Want to explore what’s new first? Check out our Kubuntu 24.04 LTS overview and download page.
⚠️ Essential Pre-Upgrade Checklist
- Back Up Your Data: This is the most important step. Ensure all your important files are backed up to an external drive or cloud service.
- Ensure a Stable Internet Connection: The upgrade will download several hundred megabytes of packages.
- Plug In Your Laptop: Prevent power loss during the upgrade process.
- Check for Third-Party PPAs: If you’ve added many external repositories, consider disabling them temporarily to avoid upgrade conflicts.
How to Upgrade to Kubuntu 24.04 LTS
Method 1: Using Discover Software Center (GUI – Recommended)
Follow these steps for a smooth graphical upgrade:
- Open the Discover Software Center application from your menu.
- Ensure all current updates are installed. Reboot if prompted.
- Open System Settings > Software Update.
- It should detect the new release and prompt you: “New Kubuntu release ‘24.04’ is available.”
- Click Upgrade.
- Follow the on-screen instructions. The upgrade tool will guide you through downloading packages, installing them, and cleaning up.
- Once completed, restart your computer to boot into your new Kubuntu 24.04 LTS system.
If the prompt doesn’t appear, you can try launching the upgrade tool from the terminal with the command: sudo do-release-upgrade
Method 2: Using the Terminal (Command Line)
Prefer the command line? This method is powerful and well-logged.
- Open your terminal.
- Update your package list and upgrade all installed packages:
sudo apt update && sudo apt full-upgrade
Reboot your computer if the kernel or critical system libraries were updated.
- Install the `update-manager-core` package if it’s not already present:
sudo apt install update-manager-core
- Start the upgrade process:
sudo do-release-upgrade
- Follow the on-screen prompts carefully. You will be asked to confirm package downloads, restart services, and remove obsolete packages.
- Once all steps are complete, restart your computer.
Video Tutorial: Upgrade to Kubuntu 24.04 LTS
Watch this step-by-step guide to see the upgrade process in action:
Kubuntu 24.04 LTS System Requirements
Ensure your system meets the requirements for a smooth experience:
- RAM: 4 GB recommended (2 GB minimum).
- Storage: 25 GB minimum, an SSD is highly recommended for best performance.
- Processor: 2 GHz dual-core or better.
Kubuntu provides an optimal experience on modern hardware while remaining efficient.
Need a Fresh Install Instead?
If you’re encountering issues or simply want a clean slate, consider a fresh installation. You can download the Kubuntu 24.04 ISO here and follow our installation guide.
Kubuntu Resources
- Kubuntu 24.04 Wallpapers
- Compare Official Ubuntu Flavors
Poll: Your Upgrade Experience
Need Help?
Stuck on the upgrade? Drop a comment below or contact us, we’re here to assist!