The script is available for download from https://gallery.technet.microsoft.com//How-to-fix-error-80073712-ebdd372d. You can also use Microsoft Script Browser for Windows PowerShell ISE to download the sample with one button click from within your scripting environment.
This script sample shows how to fix error 80073712 when installing Windows 8.1 update KB2919355.
After Windows 8.1 update released, some customer come across an issue that they will get an error when they install KB2919355. This script is trying to fix that issue.
You can find more All-In-One Script Framework script samples at https://aka.ms/onescriptingallery