This zip file contains all freely available Support Packages (HSPs) for TIA Portal V15 and V15.1. File Size: Approximately (as of July 2022 release). Release Version: V1.38 (dated 13/07/2022).
Includes support packages subject to export restrictions (requires login/export check).
Download the TIA_Portal_V15_HSP.zip from the Siemens Industry Online Support site. Unzip: Extract the file to a local directory.
Contains only the newest support packages to update from a previous version. How to Install (HSP)
For the most up-to-date and secure download, you should always refer to the official Siemens Industry Online Support page.