Libraries all over the world are continually reinventing themselves to meet changing community needs and the increasing opportunities and associated challenges that modern and evolving technologies bring. In response to the current pandemic and to follow the government guidelines about the remote learning programme libraries & librarians face a huge need for real-time information from the faculty, staff member, students and researcher. On another side, financial crisis & cutting budget, unavailability of adequate staff, user awareness etc are the main issues faces by libraries while try to adopt new technologies for accepting the challenges & issues created by this pandemic. On this point, mobile technology, as an economical & affordable technological solution that help libraries to keep abreast of the dynamically changing needs of their clientele and identify the way of delivering user-centred services by surveying the user needs. The current study examines the exponential growth in the mobile communication system, both in terms of technology (generation) & user count, after considering the needs of the user community. In addition, the study sets out the basic steps for introducing a mobile reference service in a library, as well as its future uses and benefits.