What are Spool Files? Spooled files on an IBM i System (AS400/iSERIES) are a way to manage output data for printing or processing. They can contain basic text layouts of printed pages, or complex PDF style data streams. Here’s how they work: So, IBM i Spooled Files are virtual printouts, helping you manage input and output … Continue reading How can I Clean, Archive or Delete old IBM i Spool Files?