https://bugs.kde.org/show_bug.cgi?id=442367
--- Comment #8 from Fushan Wen <qydwhotm...@gmail.com> --- A stable way to reproduce the bug: 1. Open 2 Firefox windows, and maximize only one of them. 2. Restart Firefox in about:profiles from the maximized window. -- You are receiving this mail because: You are watching all bug changes.