SUMMARY STEPS TO REPRODUCE 1. Install Opensuse Leap 15.4 with Plasma Desktop and apply all updates 2. Connect an iPhone to a USB port 3. Start Dolphin OBSERVED RESULT A window border only appears for several seconds. After that, the application starts to paint the window and from that moment on it behaves as normal. When closing and starting Dolphin again, the problem repeats. Dolphin freezes for about 8 seconds. When disconnecting the iPhone, the problem disappears. EXPECTED RESULT A window filled (painted) with the application's content (Dolphin) immediately after starting Dolphin. SOFTWARE/OS VERSIONS Operating System: openSUSE Leap 15.4 KDE Plasma Version: 5.24.4 KDE Frameworks Version: 5.90.0 Qt Version: 5.15.2 Kernel Version: 5.14.21-150400.24.21-default (64-bit) Graphics Platform: X11 Processors: 24 × AMD Ryzen 9 3900X 12-Core Processor Memory: 62.7 GiB of RAM Graphics Processor: Radeon RX 550 Series ADDITIONAL INFORMATION