Found it!
usr/share/share/menu.xml
Change item weight="15" to item weight="0"
That hides those three menu selections.
Now I have own "Hotel. Mode", that's all I need
Thanks
<item weight="0" level="0" text="Factory reset" entryID="factory_reset">
<code>
from Screens.FactoryReset import FactoryReset
def msgClosed(ret):
if ret:
from os import system, _exit
system("rm -R /etc/enigma2")
_exit(0)
self.session.openWithCallback(msgClosed, FactoryReset)
</code>
</item>
<item weight="0" level="0" text="Flash image" entryID="flash_image" requires="canFlashWithOfgwrite" ><screen module="FlashImage" screen="SelectImage"/></item>
<item weight="0" level="0" text="Software update" entryID="software_update"><screen module="SoftwareUpdate" screen="UpdatePlugin"/></item>
</menu>