spectrum disorder is a serious neurodevelopmental disorder that impairs a child's ability to communicate and interact with others. It also includes restricted repetitive behaviors, interests and activities. These issues cause significant impairment in social, occupational and other areas of functioning.
There is no cure of the disease but you need to consult a developmental pediatrician
for evaluation and intervention like cognitive behaviour therapy interaction and rehabilitation.
You need not be disappointed.
There is huge scope for improvement.