4.5.3 brings a number of improvements:
* KSharedDataCache has cache invalidation bug fixed that caused stability
when daylight saving time changed.
* Icon overlays in Dolphin are now positioned correctly after adjusting
the zoom level.
* Okular, KDE's universal document viewer has seen improvements in the
DjVu and XPS backends.
Several bugs in encoding and refreshing in Konsole have been fixed
A couple of crashes in Okular's PDF viewer have been fixed
Alarms have received some fixes in KDE PIM
The changelog lists more, if not all improvements since KDE SC 4.4.4.
* Several bugs in filename sorting in the Dolphin file manager have been
fixed
* Issues with encoded filenames in ZIP archives have been fixed
* A number of bugs in games, such as KMines, KNetwalk and LSkat and
KSpaceDuel have been fixed
The changelog lists more
Numerous fixes in Konsole, KDE's terminal emulator, among them two possible
crashers in session management
Flash plugin support in KHTML has been enhanced to work with newest Youtube
skins
Case-sensitivity in renaming fixes in KIO, KDE's network-transparent I/O
library
Hiding the mouse cursor in some special cases in presentation mode and two
possible crashers have been fixed
For 4.4.0 major new technologies have been introduced, including social
networking and online collaboration features, a new netbook-oriented
interface and infrastructural innovations such as the KAuth authentication
framework. According to KDE's bug-tracking system, 7293 bugs have been
fixed and 1433 new feature requests were implemented.
KDE SC 4.4.1 has a number of improvements:
A performance problem in KMail when sending emails has been fixed
Various fixes in Plasma widgets and other addons, such as the analog clock
and the picture frame
A number of fixes in Konsole, KDE's powerful terminal application
KDE SC 4.4.2 has a number of improvements:
Possible crashes in Plasma, Dolphin and Okular have been fixed
The Microblog applet now shows the correct time in the timeline
The audioplayer KRunner plugin has been fixed to not freeze the KRunner UI
anymore
* A number of bugs in KIO have been squashed, making updating of shown
directories work again and solving some other stability issues
* A crash when creating an avatar from the webcam in Kopete has been fixed
* kded taking 100% CPU time in certain situations has been cured
KDE SC 4.3.4 has a number of improvements:
* A bugfix in Plasma's pixmap cache makes the workspace more responsive
* Okular, the document viewer improved stability in certain situations
* Marble, the desktop globe has seen some polish
* Passphrases with non-ASCII characters have been fixed in the KGpg
encryption tool
KDE 4.3.3 has a number of improvements that will make your life just a
little bit better. Some of KWin's effects have been smoothed and freed
of visual glitches, JuK should now be more stable, KDE PIM has seen its
share of improvements while in the back-rooms of KDE, the developers are
working hard on porting all applications to the new Akonadi storage and
cache.
KDE 4.3.2 brings a nice number of bugfixes, some critical, some just
fixing small annoyances:
* Many crashers have been fixed in KDE's core libraries, bringing more
stability to all applications
* KWin's window compositing effects have been further stabilized by fixing
a number of bugs in effect plugins such as the famous coverswitch window
switcher
* The biggest number of bugs for this release has been fixed in KMail,
KDE's email client, making it more reliable and usable by correcting a
number of display issues
* Saving files over themselves works again in Okular, KDE's document viewer
