The reasons for international students choosing online course assistance are diverse, including flexibility, language support, and advantages in adapting to cultural differences. However, challenges such as the lack of face-to-face interaction and high requirements for self-discipline need to be addressed. Nevertheless, as an innovative learning approach, online course assistance has positively impacted the academic and adaptive abilities of international students, enhancing their academic performance and adaptability. In the future, with the continuous development of technology, online course assistance is expected to become one of the mainstream choices for supporting the academic endeavors of international students. END