The hot fix downloaded, A3Z057wn.zip, contains the updated files required to address the documented issues.
Do NOT extract the contents of A3Z057wn.zip. The hot fix installation process will extract the contents as needed.
The A3Z057 hot fix for Base SAS 9.4_M4 will be installed using the SAS Deployment Manager. By default, the SAS Deployment Manager will search in the <SASHOME>\InstallMisc\HotFixes\New directory for hot fixes to be applied, but will also prompt for a location if you have downloaded hot fixes to a different directory.
After downloading A3Z057wn.zip, follow the instructions for applying hot fixes in the SAS Deployment Wizard and SAS Deployment Manager 9.4: User's Guide.
This completes the installation of hot fix A3Z057 on Windows.