XnView: MP 0.96 - 64 bit
OS: Mac 10.15.3 - 64bit
Changing the setting in Preferences > Interface > Keyboard > SPACE to "No action" does not stay after close and reopen XnView.
Effect: Keyboard shortcuts do not stay saved
To reproduce:
1. Go to Preferences > Interface > Keyboard >SPACE
2. Change setting to "No action"
3. Exit preferences
4. Close XnView.
5. Start XnView
6. Repeat from 1.
Actual behaviour (bug): Setting reverts back to "Next file"

Expected behaviour: Would expect the setting to stick