For HMI and visualization tasks, the WinCC V12 SP1 download is also available separately.
The primary and most secure way to obtain the software is through the portal. Download Tia Portal V12 Sp1
TIA Portal V12 SP1 includes additional features that support the latest hardware from Siemens, along with improvements in handling and functionality. For HMI and visualization tasks, the WinCC V12
Siemens provides software to via the Siemens Industry Online Support (SIOS) portal. You must have a valid Software Update Service (SUS) contract or a perpetual license that includes the right to download that specific version. For HMI and visualization tasks