Why I Switched from Fedora KDE to Kubuntu 26.10 (And My First Impressions)

For a while now, Fedora KDE has been my main Linux distribution. On paper, it sits in a great sweet spot right between Debian and Arch Linux. Initially, I loved it—it felt like everything I wanted in an operating system.

However, the longer I used it as my daily driver, the more frustrating little issues started piling up. Today, I’m sharing why I decided to leave Fedora behind and make the switch to Kubuntu, along with my setup process and first impressions of the new 26.10 release.

Why I Left Fedora KDE

Don't get me wrong—Fedora isn't a bad operating system, but it can be tough for newcomers or anyone who just wants their system to work without constant tinkering. Here are the main roadblocks I ran into:

1. Secure Boot & Nvidia Headaches: Because I dual-boot with Windows, I need to keep Secure Boot enabled. On Fedora, getting Nvidia graphics drivers to work with Secure Boot required manual command-line configuration and module signing. Even after setting it all up properly, random updates would occasionally break the login screen or leave me with a blank display.

2. Software Compatibility Issues: Over time, certain apps simply refused to run. A specific AI voice tool I needed wouldn't launch without workarounds, and eventually, even OBS Studio stopped working properly on my system.

I realized I needed something more stable, popular, and widely supported—while still keeping the KDE Plasma desktop environment that I love (especially for its superior multi-monitor and refresh rate management).

The obvious answer? Kubuntu.

Why Kubuntu 26.10?

Kubuntu combines the rock-solid Ubuntu/Debian base with the KDE Plasma desktop. Because it uses the APT package manager and is based on Debian/Ubuntu, almost every Linux troubleshooting guide and software installer on the internet natively supports it.

Instead of the Long Term Support (LTS) version, I opted for the latest Kubuntu 26.10 (released in October 2026) so I could take advantage of newer software packages, KDE Plasma 6.7.5, and Linux Kernel 7.3 running on Wayland.

The Installation & Setup Process

Using a Ventoy USB drive, I booted into the Kubuntu Live environment and ran the installer. Here is how I set up the system for a clean, hassle-free experience:

1. Minimal Installation (No Snaps!)

During the setup, I chose the Minimal Installation option. This gives you a clean slate without unnecessary bloatware—and more importantly, it avoids pre-installing Snap packages. (If you ever want them later, you can easily reinstall support). I also checked the option to download updates during installation to save time.

2. Installing a Browser

Because the minimal install is completely barebones, it doesn't even come with a web browser! To get started:

• I opened the Discover software center.

• Installed Falkon temporarily.

• Used Falkon to download the official .deb installer for Google Chrome, which installed with a simple double-click.

3. Effortless Nvidia Drivers & Secure Boot

This was the biggest test for me. Instead of fighting with the terminal like I did on Fedora, I opened Discover, went into Software Sources -> Additional Drivers, and selected the latest Nvidia driver (version 615) from a simple graphical menu.

Even with Secure Boot enabled, I didn't have to manually sign any kernel modules. I rebooted the PC, ran nvidia-smi to verify, and it just worked right out of the box on Wayland!

Customizing the KDE Desktop

I actually really like how KDE Plasma looks and behaves by default, so I kept my customizations simple:

• Global Theme: Applied the Breeze Dark base alongside the Layan Look and Feel theme for a super smooth aesthetic.

• Icons & Cursor: Installed the Tela icon pack and the Bibata mouse pointer.

• Splash & Login Screens: One cool feature I noticed in Kubuntu's settings was how easy it is to download and preview custom login screens (SDDM), splash screens, and boot logos directly from the system settings menu.

Testing Out Software Compatibility

The main reason for switching to a Debian-based distro was software compatibility. Before testing my favorite apps, I quickly enabled the Flatpak backend for KDE Discover and installed Gear Lever (a great utility that makes managing and updating .AppImage files effortless).

Here is how my test apps performed on Kubuntu 26.10:

• Voice Studio (Open-Source AI Voice Tool): On Fedora, I was forced to use an AppImage that refused to launch without manual tweaking. Because Kubuntu is Ubuntu-based, there was a native installer available. It launched on the very first try, downloaded its local runtime, and handled voice dictation without a single hiccup.

• Artcraft Launcher (PhotoCraft & FilmCraft): I wanted to test out two newer, Rust-based open-source creative tools: PhotoCraft (an Adobe Photoshop alternative) and FilmCraft (a Premiere Pro alternative). Using Gear Lever to load the latest Artcraft Launcher AppImage, both applications installed in seconds. PhotoCraft handled image pasting, transformations, and AI object selection effortlessly, and FilmCraft loaded its demo project almost instantaneously.

Final Thoughts

While Fedora KDE was a great learning experience that genuinely made me better at using Linux, Kubuntu 26.10 feels like a breath of fresh air. Between the graphical driver manager, automatic Secure Boot handling, and widespread .deb software support, everything feels much more reliable and user-friendly.

Of course, the true test of any operating system is daily driving it over several months—so I'll be putting Kubuntu through its paces to see how it holds up long-term!

I’ve also made a video on this topic — you can watch it below.

https://youtu.be/SEFSZmvXhkI

Check out my other posts, I post useful tutorials and tech tips, maybe you will find something useful 😉.