Touch y audio dejan de funcionar en Dell venue 11 pro / audio and touch stopped working after it was updated DELL VENUE 11 PRO

Mi Tablet dell venue 11 pro no funciona, el audio y el touch dejaron de funcionar después de que se actualizó, por favor ayúdenme a solucionarlo.

My dell venue 11 pro Tablet is not working, audio and touch stopped working after it was updated, please help me to fix it.