EFL Teaching is challenging matter for teachers even though the subject of English has been included in school curriculum since in basic level. However, it is obvious that being a teacher seems never so easy, especilally to teach EFL students. The learning system nowadays completely contrast after coronavirus disease. All education levels conduct teaching and learning online. The teaching and learning online process is inseparable from technology. The teacher as the facilitator should be able to adapt tho the new environment which relies on technology. The purpose of this research are to explain EFL teachers’ perception toward the use of “Microsoft Teams” as a platform for EFL teaching and learning. This study used descriptive qualitative design. Interview and documentation were employed as data collection instrument of the study. The participants of the study were one EFL teacher and student of XI MIPA 1 of Institution SMA Negeri 1 Karanganyar Demak, Central Java. The data results were analyzed qualitatively following some stages such as organize and prepare the data, read or look at all the data, start coding the data, use the coding process, making an interpretation. The implication of the study revealed that the use of “Microsoft Teams” as a platform for EFL teaching and learning is easy because there are many features, and “Microsoft Teams” is perfect application that can be used in teaching and learning. The student can practice and improve their speaking using break out room in Microsoft Teams. However, there are some problems that teacher faced while udes Microsoft Teams, such as need a strong internet connection and device sometimes lagged.