Ubuntu 23.04, codenamed “Lunar Lobster,” on Jan. 25, 2024, formally reached its finish of existence. Consequently, Ubuntu Security Notices will now not come with data or any up to date applications for Lunar Lobster.

Ubuntu 23.10, codenamed “Mantic Minotaur,” was once launched on Oct. 12, 2023, so it’s nonetheless receiving safety updates, worm fixes, and instrument updates and can achieve this thru to July 2024.

Luckily, upgrading from Ubuntu 23.04 to 23.10 is a rather painless procedure.

 Related: Upgrade to Ubuntu 24.04 LTS Noble Numbat: Step-by-Step Guide | April 30, 2024

Why Upgrade to Ubuntu 23.10?

Whether the usage of Ubuntu on a house pc or for mission-critical trade tasks, safety updates are an important explanation why to stay the OS up to date. These updates be offering awesome coverage towards zero-day exploits, which exploit the typical human tendency to prolong updates till they turn out to be completely essential.

Ubuntu 23.10 additionally comprises many optimizations and function enhancements. You can learn extra about those within the launch notes, which can be displayed all over the improve procedure. Follow those steps to stay the OS streamlined and protected.

How It Works

Although you’ll be able to technically accomplish the whole thing by means of the command line (see directions under), the instrument updater can simply care for Ubuntu model upgrades.

You can use Ubuntu’s instrument updater to be sure you’re operating the latest model of Ubuntu 23.04, then rerun the instrument updater to release the improve procedure.

Ubuntu will then hook up with the essential instrument channels and obtain the appropriate applications to motion the improve. It will even provide the possibility to take away any out of date applications.

Once the improve is whole, you’ll be able to re-enable any third-party repositories that the method disabled and test that your gadget is up-to-the-minute.

Step 1. Prepare Your System

Though the improve procedure is reasonably easy, earlier than making a significant alternate in your OS, take those fundamental steps to arrange.

• Save and shut any open information.
• If you’re the usage of a transportable software, ensure that it’s plugged in to keep away from the gadget powering down all over the improve.
• Make positive to run a complete gadget backup the usage of your favourite application.

Now, ensure that your present model of Ubuntu 23.04 is up-to-the-minute. The highest approach to do that is:

• Click “Activities,” then input “update” within the seek field.
• Click the “Software Updater” icon to release the application.

After a couple of moments, the instrument updater will show any to be had updates. Click “Install Now” and input your admin password to proceed. If the gadget activates you to restart to use any updates, click on “Restart Now.”

If you favor the usage of the command line to replace Ubuntu 23.04, simply open Terminal and run:

sudo apt replace && sudo apt full-upgrade

Hit “Y” to continue with gadget updates.

Step 2. Get Ready To Upgrade to 23.10

Once logged again into the Ubuntu desktop, rerun the instrument updater via launching by means of “Activities.”

You will have to now see a notification pointing out that instrument updates are now not to be had for Ubuntu 23.04. Click “Upgrade” to continue.

If you don’t see this message, open Terminal and run:

sudo update-manager -c

Whichever manner you utilize, you’ll want to input your admin password to proceed.

Step 3. Start the Upgrade

Upon the primary release, the improve wizard will show the discharge notes for Ubuntu 23.10. Take the time to learn thru those and click on the hyperlink supplied to find what’s new in Mantic Minotaur. After reviewing, click on “Upgrade” to obtain the discharge improve device.

Next, a instructed will seem asking if you wish to start up the improve. This instructed will show crucial data, together with the selection of applications to be got rid of, put in, and upgraded, the entire information measurement for obtain, and an estimated time for final touch.

Click “Start Upgrade” to start out. Ubuntu will disable your lock display all over the improve procedure. This prevents the gadget from locking or coming into sleep mode to keep away from any doable disruptions to the replace.

Step 4. Install the Upgrades

The launch improve device will now set new instrument channels and start downloading required applications. Once whole, the upgrades will proceed to be put in. This procedure is completed robotically, regardless that you’ll be able to click on “Terminal” to view the improve procedure in actual time by means of the command line for those who like.

You’ll understand that the Ubuntu desktop will transfer to the default Mantic wallpaper all over set up.

Step 5. Cleaning Up

This step is not obligatory however really helpful. When the discharge improve device reaches the cleaning-up level, it’s going to open a window prompting you to take away out of date applications.

Click “Details” to look a listing of all redundant applications, then click on “Keep” or “Remove” as you spot have compatibility.

Step 6. Confirm Your Upgrade

Once you’ve handled any out of date applications, Ubuntu will instructed you to restart the gadget. Click “Restart Now.”

On your subsequent login, apart from the brand new labyrinthine wallpaper, you’ll be able to be sure to’re operating Ubuntu 23.10 from the trendy new workspace switcher icon, which has changed the previous “Activities” in Lobster.

Select this and input “About” within the seek field to view gadget data, together with main points of the present model of Ubuntu.

You too can test the present Ubuntu model via opening Terminal and operating:

lsb_release -a

Step 7. Re-Enable PPAs and Repos

During the improve procedure, via default, all third-party repositories and PPAs are disabled. The highest approach to re-enable those is by means of the command line.

• Launch Terminal and run sudo nano /and many others/apt/resources.record
• If any third get together repos or PPAs you want are commented out, merely take away the “#” initially of the road.
• Use “Ctrl + X” then “Y” to give up and save adjustments.

Stay Up to Date

Even post-upgrade, it’s at all times beneficial to test if any longer updates are to be had. To do that, you’ll be able to release the instrument updater by means of the brand new workspace icon on the best left of the desktop.

Alternatively, stir up Terminal and run:

sudo apt-get replace && sudo apt-get improve

Using the Terminal to run an replace may be a very good approach to ensure that the most recent model of Ubuntu helps any third-party repositories you have got enabled.

Upgrading by means of the Command Line

If you’re no longer partial to Ubuntu’s flashy desktop utilities, you’ll be able to organize the improve solely by means of the command line.

Make positive to observe the stairs to Prepare Your System defined above. Next, open Terminal and run:

sudo do-release-upgrade

This command will in particular test for a brand new model of Ubuntu and start the improve, supplied there’s one to be had.

We hope you in finding this step by step information useful for upgrading from Ubuntu 23.04 to 23.10, enabling your gadget to get pleasure from the most recent safety updates, efficiency enhancements, and new options.

Editor’s Note: The Ubuntu pictures and screenshots featured on this article are credited to Canonical.