Okular 1.8.1 in Windows 10 Home Edition installed from the Microsoft Store does not remember changed configurations.


STEPS TO REPRODUCE
1. Open Okular in Windows, 
2. Right-click on Navigation Panel,
3. Change icon size from Large Icons to Small Icons (optionally de-select View Text),
4. Close Okular,
5. Re-open Okular, 

OBSERVED RESULT
Navigation Panel again shows Large Icons with Text underneath.


EXPECTED RESULT
Okular remembers my option of Small Icons and no Text.

STEPS TO REPRODUCE
1. Open Okular in Windows, 
2. Click on Configuration drop-down menu,
3. Select Configure Okular,
4. Change options in Okular Configuration dialog 
   4.1 - Presentation options -> Touch Navigation -> Change to "Touch Left/Right side to go Back/Forward,
   4.2 - General options -> Select "Use a personalized background Color",
   4.3 - Annotation Options -> Select an Annotation tool -> Edit -> Change Color,
5. Click Apply, 
6. Click OK,
4. Close Okular,
5. Re-open Okular, 

OBSERVED RESULT
Options changed in Configure Okular dialog are reset when I re-open Okular


EXPECTED RESULT
Okular remembers all the options I changed before closing and re-opening.

SOFTWARE/OS VERSIONS
Windows: Windows 10 Home Edition

(available in About System)
KDE Frameworks Version: 5.62.0
Qt Version: 5.13.1

ADDITIONAL INFORMATION