The effect of COVID-19 on various industries around the world cannot be overemphasized. Not only the government and industry in the Philippines are working hard to find solutions to long-term problems, but also the education sector, which has undergone unmatched disruptions at every level of education in the modern time. The research aimed to assess the perception of Preservice Teachers and Readiness on Online Teaching Preparation. A descriptive-correlational study was used. It was participated by 38 preservice teachers of University of Science & Technology of Southern Philippines. To answer the problem stated for this study, the form used was a researcher-made questionnaires in which were floated via google form to ensure the safety of the participants on this pandemic. The analytical design used consisted of the following: statistical procedures such as chi-square, hypothesis testing, correlation, linear regression, frequency distribution, averages, standard deviation and percentages.
With all the variables taken, the results showed that preservice teachers were confident in sharing their personal experiences to students, however they are still having difficulty in aligning curriculum, pedagogy, and assessment. 
With respect to their readiness, results confirmed that they were technically coping with the advancement of technology and software to use. Preservice teachers exhibited limited foundation of technical skills and experiences in the preparation of learning modules prior to implementation for online teaching. As to time management, a serious result was inferred.