Siemens Tia Portal V13 Sp1 Update 4 Better %28%28exclusive%29%29 May 2026

Refined compatibility for the STEP 7 Safety Basic V13 SP1 license.

To run TIA Portal V13 SP1 Update 4 effectively, the following specifications are recommended: Update for TIA Portal V13 SP1 - SiePortal - Siemens Refined compatibility for the STEP 7 Safety Basic

Significant general stability improvements based on user feedback and crash reports. Refined compatibility for the STEP 7 Safety Basic

This update focused heavily on industrial safety and system reliability. Some of the most notable changes include: Refined compatibility for the STEP 7 Safety Basic

Improved support for multi-instance tags in Ladder (LAD) and Function Block Diagram (FBD) editors. It also introduced automatic support for F-blocks that were previously marked as "Unsupported Blocks" after a project upgrade.