SUMMARY In Kile, setting LuaLaTeX as the default engine for live preview does not work; the setting is not recognized or applied. The live preview does not use LuaLaTeX as specified in the configuration. STEPS TO REPRODUCE 1. Setting > Configure Kile... 2. Kile > Live Preview 3. Set default live preview tool > LuaLatex OBSERVED RESULT Live preview is still done with PDFLaTeX and not LuaLaTeX EXPECTED RESULT Live Preview should use SOFTWARE/OS VERSIONS Operating System: openSUSE Tumbleweed 20240826 KDE Plasma Version: 6.1.4 KDE Frameworks Version: 6.5.0 Qt Version: 6.7.2 Kernel Version: 6.10.5-1-default (64-bit) Graphics Platform: Wayland Processors: 24 × AMD Ryzen 9 3900X 12-Core Processor Memory: 31.3 GiB of RAM Graphics Processor: AMD Radeon RX 6700 XT