The present qualitative ground theory study aims to examine how Indian school teachers teaching higher secondary feel about the usage of smartphones in their classrooms and to explore if the smartphone can be used specifically in their respective subjects. Keeping in mind the National Education Policy (NEP 2020) and its inclination towards integration of technology, the researcher decided to investigate the perceptions of 5 higher secondary teachers private school teachers in the South Mumbai area. The result of this study will provide insights into the attitudes of Indian higher secondary school teachers towards smartphone usage in their classroom and a clear understanding of the effectiveness of smartphones in enhancing the teaching-learning experience.