SUMMARY STEPS TO REPRODUCE 1. 2. 3. OBSERVED RESULT EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
Created attachment 120510 [details] Screenshot of the problem
This has been reported before, but it's hardware depedent. Make sure your GPU accelertion is set to Angle. Please provide the output of help -> system information for bug reports, too *** This bug has been marked as a duplicate of bug 408068 ***