M8W001 is a "container" hot fix that contains "member" hot fixes which will update your SAS software components.
See "What is a container hot fix?" in the SAS Hot Fix FAQ for more information on container and member hot fixes.
A manifest listing the contents of each of the following "member" hot fixes is available:
M9J001 manifest for SAS Forecast Studio 15.3
M9K001 manifest for SAS Forecast Project Manager 15.3
M9L001 manifest for SAS Forecast Project Manager for Desktop 15.3
M9M001 manifest for SAS Forecast Batch Interface Java Components 15.3
M9N001 manifest for SAS Forecast Server Plug-ins for SAS Management Console 15.3
M9P001 manifest for SAS Forecast Server Mid-Tier 15.3
M9Q001 manifest for SAS Forecast Studio for Desktop 15.3