I have no idea how am i supoose to finished this. Like, i cant find anything  to print a work for this task and i also dont kn ow how can i interact with the printer PLeasssssssee can someone explain step by step for meee

There are guides on their Discord.  For this one, it looks like you need to find the paper in office 4 which has some employee logins recorded on it, and use one of those logins to get to a printing task in office 1.