SUMMARY
Dolphin no longer shows folders, tabs, and window state from last time after upgrading to Dolphin 25.04.0 and Frameworks 6.13.0.

STEPS TO REPRODUCE
1. In Dolphin settings, select 'Folders, tabs, and window state from last time' for 'Show on startup'
2. Navigate to a random folder
3. Close Dolphin
4. Start Dolphin from Task Manager or KRunner
5. Observe
6. In Dolphin settings, select a random folder for 'Show on startup'
7. Close Dolphin
8. Start Dolphin from Task Manager or KRunner
9. Observe

OBSERVED RESULT
On both #5 and #9, Dolphin showed home folder on startup.

Additionally on #9, the 'Show on startup' folder setting was reset to home folder too.

EXPECTED RESULT
Dolphin respects 'Show on startup' setting.

SOFTWARE/OS VERSIONS
Operating System: Arch Linux 
KDE Plasma Version: 6.3.4
KDE Frameworks Version: 6.13.0
Qt Version: 6.9.0
Kernel Version: 6.12.23-1-lts (64-bit)
Graphics Platform: X11

ADDITIONAL INFORMATION