https://bugs.kde.org/show_bug.cgi?id=427920
--- Comment #15 from kdeb...@kidicarus.123mail.org --- "Full screen" in my posts generally refers to the video player embedded within a website such as youtube. Represented by the four corners of a square or rectangle in the lower right of a youtube embedded video. However, making Firefox itself full screen (F11) also causes the black screen issue. -- You are receiving this mail because: You are watching all bug changes.