There is a way to change shortcuts, but not through the interface (unless you're using a remote control).
https://wiki.jriver.com/index.php/User_Defined_Global_Keyboard_Shortcuts
Yes, I know about Custom Resources\Resource.xml and use it to modify a little bit keyboard shortcuts
<ACCELERATORS>
<!-- Volume control -->
<Entry Key="Ctrl;Shift;+" Text="Volume Up" Command="10018" Param="1" Global="1" />
<Entry Key="Ctrl;Shift;-" Text="Volume Down" Command="10019" Param="1" Global="1" />
<!-- Playback -->
<Entry Command="10000" Text="Play/Pause" Key="Ctrl;Shift;Insert" Global="1" />
<Entry Command="10000" Text="Play/Pause" Key="Ctrl;Shift;0" Global="1" />
<Entry Command="10002" Text="Stop" Key="Ctrl;Shift;Multiply" Global="1" />
<Entry Command="10002" Text="Stop" Key="Ctrl;Shift;Backspace" Global="1" />
<!-- Full Screen shorcuts -->
<Entry Key="Ctrl;Shift;Up" Command="10018" Param="2" TranslateFlags="13" NoShowAsShortcut="1" />
<Entry Key="Ctrl;Shift;Down" Command="10019" Param="2" TranslateFlags="13" NoShowAsShortcut="1" />
</ACCELERATORS>