This paper examined the Perception of students on effectiveness of Learning Management System (LMS) during COVID-19 lockdown. It investigated the effectiveness of LMS on students learning experience. To achieve this, Perception and Diffusion of innovation theory was adopted employing survey method with the questionnaires as research instrument. Statistical tools of percentage and frequency distribution were used for data analysis. Findings from the research revealed that students had positive perception towards the LMS as it was a good step in the right direction. They also see the contribution of LMS to learning during the COVID-19 as a good measure to bridge the lockdown gap. On the other hand, students rated the LMS platform to be satisfactory and effective on students' learning experience as many of them stated that they didn’t have any difficulty using the LMS platform. The study concluded that Lecturers in The Polytechnic Ibadan, Oyo State Nigeria (IBADANPOLY) which is a case study; need to be technological-centric as things are changing at a fast pace so that they can continue to be more relevant and useful. Based on the finding it recommended that Management should ensure proper adoption of the system by identifying the facilities and the capabilities of the institution in handling the system. The system should be tested from time to time in a process of identifying the potential of the system.