https://bugs.kde.org/show_bug.cgi?id=434841
--- Comment #8 from barna88hun <vizyd...@gmail.com> --- I found it: Problem was close what you said. At the Appearance Tab: Busy Opacity was 100% and changed to 0%. Disabled prefer opaque background Disabled hide background when not needed Thank You very much. :)))))) -- You are receiving this mail because: You are watching all bug changes.