Mrs.M. Mahalakshmi M.Com.,M.Ed.,M.Phil.,Associate professor,department of commerce,Dr.M.G.R.Educational and Research Institute.so here, she has taken the topic how the smartphones can affect the children’s life in the present society and what are the problems they faced.positive and negative effects of smartphones on learning in the present society. 65% of children became device addictive during lockdown.Negative effects of the smartphones phone is disturbed sleep pattern and depression and anxiety health problems of children and also damaged eyesight.then it will became other problems also like a unwanted friendships in the social media so that is the control of their child to monitoring parenting control then finally she has finished the conclusion.