Microsoft Windows Spool File

File Extension: .spl Developer: Microsoft Views: 43785 Updated: 2011-05-17 18:52:21 Hex: N/A ASCII: N/A

When you print a document for example from your computer it will be sent to a spool file which is created by the print spooler which manages the communication between the printer and computer. When a print job is sent to the printer there are 2 spool files created one of these is the .spl file which is used for drawing commands.