: Update 4 uses the V13.1 project format, which is compatible with the later
To ensure a smooth update process and minimize potential issues: siemens tia portal v13 sp1 update 4 better work
V13 SP1 UPD4 refined the system diagnostics view. The update improved the buffering of diagnostic events in the CPU and their display in the portal. Previously, transient faults (momentary network dropouts) were difficult to capture. The improved diagnostic buffer filtering allowed engineers to isolate specific event classes, drastically reducing troubleshooting downtime during the commissioning phase. : Update 4 uses the V13
Multi-instance tags can now be used throughout both LAD (Ladder) and FBD (Function Block Diagram) . siemens tia portal v13 sp1 update 4 better work