XnView Software

XnViewMP 1.5.0 64bit
Windows11 (22H2), display resolution 3840x2160, win scaling 150%

Settings - interface - context menu
Defaults button does not work

To reproduce:
1. goto Settings > Interface > Context menu
- select any mode
- delete some items
- add few new menu items
- press OK
2. goto Settings > Interface > Context menu again
- select same mode
- press Defaults button
default items will not be restored
new item will not be removed, eg -- SEPARATOR -- will be removed, but appear again in full if you add it again

Thanks to your detailed description I can reproduce the problem.

This problem is supposed to be fixed in XnView MP 1.5.1. Please check and confirm the bug fix here.

fixed in 1.5.1