The background of this study was that feedback provided by lecturers is very important in improving student learning success. This study aimed to explore the impact that was felt by students on the feedback that was provided by lecturers during classroom interactions. This study used a qualitative approach with an interview method to obtain students' perceptions of the feedback provided by lecturers during class interactions. The population of this study was 2021 batch students in the English Education Department UIN Ar-Raniry. The sample consisted of eight students. The results show the positive impact of the feedback given by lecturers on students, such as improving student understanding, increased self-confidence, and increased motivation to learn. However negative impact of the feedback given by lecturers on students such as decreased student confidence, and decrease student understanding. This study suggested that lecturers should pay attention to students' characteristics and needs in providing feedback to improve learning effectiveness.