AttributeError on signals.py when combine user and profile

the solution to add detail on signals.py

    @receiver(post_save, sender=User) 
def create_profile(sender, instance, created, **kwargs):
    if created:
        Profile.objects.create(user=instance)
        

    post_save.connect(create_profile, sender=User)
    
    @receiver(post_save, sender=User) 
    def update_profile(sender, instance, created, **kwargs):
        if created == False:
            instance.profile.save()
            print('Profile updated!!')
    
    post_save.connect(update_profile, sender=User)