It sounds like you're asking about the of a "BMO TV walkthrough PDF" — likely referring to a downloadable guide for the BMO TV segment in the video game Mundaun (where BMO is a character/truck) or possibly a fan-made guide for Night in the Woods (where BMO is not present, so that may be a confusion).
: Includes Pause, Rewind, and a dedicated Channel Guide. bmo tv walkthrough pdf