File dialog location
The folder the file dialog will load when used to open a file.
If empty it will remember the last folder from which a file was opened.
Maximum recent files
How many recent files to save and display in the recent files menu.
Remember window size and position
Restores the size and position the window had when it was closed. On Wayland only size is restored.
Breeze icon theme
When checked the application uses the Breeze icon theme.
When unchecked the application uses the system icon theme. Doesn't always work as expected.
GUI style
Allows to change the style of Qt Quick Controls (buttons, checkboxes etc.), to styles available on the system.