Hello to everyone, I'm writing from a computer with these specifications:
Operating System: KDE neon 5.23
KDE Plasma Version: 5.23.4
KDE Frameworks Version: 5.88.0
Qt Version: 5.15.3
Kernel Version: 5.11.0-41-generic (64-bit)
Graphics Platform: X11
Processors: 8 × Intel® Core™ i7-3770 CPU @ 3.40GHz
Memory: 15,5 GiB of RAM
Graphics Processor: NVIDIA GeForce GT 640/PCIe/SSE2

The problem is on visualization of color and icon in Krusader. As you can view in image the software don't show well the toolbar icons e the folder icons. It happened after an update. I tried to edit Plasma color settings or Krusader color settings but this not resolve the problem.
Thank you all that will help me in this problem