Simatic-s7fprojx-v5-5-sp13-upd1.exe Apr 2026

Previous versions allowed specific invalid combinations of monitoring times for the S7-400F (redundant H-Systems). Update 1 enforces correct fail-safe timestamping and watchdog intervals, preventing a "Stop during Safety mode start-up" error.

This update addresses compilation errors that appeared on newer Windows 10/Server builds (specifically LTSC versions). If you have noticed that your F-shared DBs fail to compile on a modern engineering station, this patch resolves the underlying memory allocation issue. simatic-s7fprojx-v5-5-sp13-upd1.exe

If you are responsible for a legacy S7 safety cell, It reduces the risk of nuisance safety trips and ensures your engineering environment remains legally compliant with current Windows security baselines. How to Download You can find this executable in the Siemens Industry Online Support (SIOS) under Article ID: 109756123 (or search for "S7 F-Systems V5.5 SP13 Upd1"). If you have noticed that your F-shared DBs

Users reported rare crashes when opening large fail-safe code blocks (over 250 networks) on multi-monitor setups. This update hardens the GDI rendering engine used by the classic editors. Users reported rare crashes when opening large fail-safe