def apply_plugin_settings(self, options):
        """Apply configuration file's plugin settings"""
        color_scheme_n = 'color_scheme_name'
        color_scheme_o = self.get_color_scheme()
        connect_n = 'connect_to_oi'
        wrap_n = 'wrap'
        wrap_o = self.get_option(wrap_n)
        self.wrap_action.setChecked(wrap_o)
        math_n = 'math'
        math_o = self.get_option(math_n)

        if color_scheme_n in options:
            self.set_plain_text_color_scheme(color_scheme_o)
        if wrap_n in options:
            self.toggle_wrap_mode(wrap_o)
        if math_n in options:
            self.toggle_math_mode(math_o)

        # To make auto-connection changes take place instantly
        self.main.editor.apply_plugin_settings(options=[connect_n])
        self.main.ipyconsole.apply_plugin_settings(options=[connect_n])