Created attachment 129026 [details] OBSERVED RESULT (Right) ,EXPECTED RESULT (LEFT) SUMMARY highlighting Arabic letters makes the letter unconnected to other letters STEPS TO REPRODUCE 1. switch language to Arabic ADDITIONAL INFORMATION this issue I also found in other KDE product SOFTWARE/OS VERSIONS Linux/KDE Plasma: 5.3.0-53 (available in About System) Qt Version: 5.9.5 KDE Plasma Version: KDE Frameworks Version: