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KDE Plasma 6.6 Desktop Is Coming on February 17th, Here’s What to Expect
KDE Plasma 6.6 promises a new “Plasma Login Manager” display manager that could replace existing login managers like SDDM in popular distributions shipping with a KDE Plasma edition, such as the upcoming Fedora Linux 44, but most probably also in CachyOS, EndeavourOS, and other distros.
The upcoming Plasma release also adds the ability to adjust the visual “sharpness” of all content on the screen on distros running Linux kernel 6.19, implements a USB portal that allows sandboxed apps to request access to USB devices, and introduces OCR capabilities to the Spectacle screenshot tool.
Linuxiac:
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KDE Plasma 6.6 Adds a Feature Users Have Been Asking for Forever
The KDE desktop has long been known for offering nearly limitless customization, but one option has always felt oddly missing: the ability to adjust frame border intensity and contrast for Breeze-themed UI elements, letting users make frames more subtle or more pronounced according to their preference.
That will finally change with the upcoming 6.6 release scheduled for February 17. While Plasma 6.5 delivered a major visual step forward with fully rounded window corners, not just at the top but also at the bottom, Plasma 6.6 will stand out for this long-awaited addition. For many, it may seem subtle, but it’s the kind of refinement that makes the desktop feel really awesome.
The new frame border intensity control builds on recent work to make KDE Plasma’s visual style more customizable and accessible. With this feature, users can configure how bold (or how faint) the outlines and frames around panels, widgets, and other Breeze interface elements appear.
Bobby Borisov:
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KDE Plasma 6.6 Lets Users Create Custom Global Themes From Current Settings
KDE developers continue preparing Plasma 6.6, and although there are over a month to go before the final stable release (scheduled for February 17, 2026), the team posts weekly updates on the KDE Blogs about what changes to expect from this version. After I covered some of them recently, now we have a new batch to look at.
One of the most notable recent additions is the ability to save the current visual configuration as a new global theme. Users can now capture their active color, window decoration, icon, and other appearance settings directly from System Settings, simplifying theme creation and reuse without manual component selection.
Valnet:
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KDE Plasma 6.6.0 will fix the most annoying thing about gaming in the desktop environment
So here's the thing: when it comes to singing KDE Plasma's praises, I'll be one of the first in line to do so. It was a significant factor in my transition from Windows to Linux, and I truly appreciate what the KDE team does and what they have planned for the future. However, I will also admit that, while KDE Plasma is fantastic, it's not perfect. It's dang close, but it's not.
One of my biggest issues with KDE Plasma is when I'm playing a game that uses a controller. While pressing keys on a keyboard and moving my mouse count as activity for the sake of preventing my PC from sleeping, controller inputs do not. As such, I need to use my mouse and keyboard every so often, else my OS will fall asleep right in the middle of a big fight.
Fortunately, the KDE team is aware of this issue and is working on a fix. It may not arrive very soon, but it's on the way, and it has a designated version, which is good enough for me.