If you share what specific hardware (PLC/HMI model) you’re using, I can tell you whether v13 SP1 Update 4 is still viable or if upgrading to v16/v17 is the better “2021” solution.
If you purchase a brand new S7-1500 PLC with firmware V2.8+, V13 will simply refuse to communicate with or program it. Best Practices for Running V13 SP1 Update 4
In the fast-moving world of industrial automation, newer isn't always better. While Siemens has released several iterations since—including the robust released in May 2021—many engineers still find TIA Portal V13 SP1 Update 4 to be a "sweet spot" for specific applications. siemens tia portal v13 sp1 update 4 better 2021
While newer versions offer HMI Unified panels and better cybersecurity, remains the gold standard for reliable, "old-school" TIA Portal performance. (USER FEEDBACK) TIA Portal V13 SP1 Update 4 - Support
: A major benefit of this version is its accessibility; users could update to V13 SP1 Update 4 without additional license costs if they already owned V13. Hardware Support : It supports critical hardware like the S7-1200 FW4.1 If you share what specific hardware (PLC/HMI model)
Modern versions of TIA Portal drop support for older hardware families. TIA Portal V13 SP1 Update 4 is the definitive sweet spot for programming:
Advanced Git integration, TIA Project Server, and cloud connectivity. When Was V13 SP1 Update 4 the "Better" Choice? Hardware Support : It supports critical hardware like
Introduction of better password protection and communication security for industrial projects. 2021 Perspective: V13 SP1 U4 vs. Newer Versions
: Users often cited V13 SP1 as one of the most stable versions for older S7-1200 (FW 4.0-4.2) and S7-1500 hardware.
If running this version in a modern environment (e.g., 2021-2025 hardware): (USER FEEDBACK) TIA Portal V13 SP1 Update 4 - Support