The purpose of this study is to gain the deeper insight into the advantages and disadvantages of implementing the OPEN course Educational technology in English Language Classroom on Canvas. The descriptive method is used in the study to indicate the benefits and drawbacks when the OPEN course is integrated into the official subject in the academic curriculum for English Language major at Thai Nguyen University of Sciences (TNUS). The respondents of the study are one lecturer and 43 senior English Language students following the university transfer program who experienced the whole course.  From the data obtained in the study, the results about the pros and cons arise in the course were revealed. The findings suggest some possible solutions to tackle with the shortcomings of the course.