This paper investigates code-switching based on the types and functions in Daniel Mananta Network YouTube Channel while interacting with each other in informal situations. A qualitative approach was applied to the descriptive study in this paper. The data were gathered through a qualitative method by observing and transcribing the selected YouTube videos. The researcher transcribed, coded, analyzed, and classified the gathered data as the main instrument to determine the classifications and functions of code-switching. The study focused on the classifications and functions of code-switching used within Indonesian-based conversation. The sample of the study involved 10 video playlists of Daniel Tetangga Kamu on the Daniel Mananta Network You...