Globally, COVID-19 pandemic which spread worldwide, affecting many aspects of life, does not excepted the educational industry. Hence, teachers are required to prepare for education necessities, decisions, choices, and adaptations to meet student expectations, teacher education requirements, and as well the conditions under which universities and schools operates. The substantive situation thus raises the importance of technology integration in educational system for effective teaching & learning process. Notably before now educational provisions at all levels have been bedevilled with numerous challenges which demands new approaches especially at this post-covid period. It has been envisaged that, the use of mobile technology in this new-normal will go a long way to reduces inherent challenges and improve on the instructional process for students and this is so because the 21st Century students are digital native. The mode anchored on the generic umbrella of Information and Communication Technology (ICT), which is helpful in making the process of teaching & learning more meaningful. It was on this premises that, the paper examined some typologies of mobile technologies devices and their instructional uses, such as: Smart phones, E-book reader, Personal Digital Assistance (PDA) among others. Similarly, challenges associated with their uses were identified and they include: Inadequacy of facilities and resources; Swift switch to online learning; Gap in teachers’ skills & competency in handling collaborative learning; Poor infrastructure; Poor internet connectivity etc. The Paper equally identified measures to improve on the uses of mobile technologies for instructional process. Finally, conclusion and recommendations were highlighted and such recommendations made are: Need for adequate funding of education, Provision of adequate infrastructural facilities, provides induction training to improve on skill & competency gap in teachers and ensure good connectivity & provision of the needed internet sources within the school system