You can change it and then not hit any key before validating the new one, which will result in no keybinding bound to that action. You can also manually edit the Keybinding column and empty it.
I myself have rebound Quit to <kbd>Ctrl+!</kbd> though :) --- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/geany/geany/issues/1088#issuecomment-228230559
