If you are experiencing persistent bugs, perform a clean install of SP1 before applying Update 4.
this specific update from the Siemens Industry Support portal? (USER FEEDBACK) TIA Portal V13 SP1 Update 4 - Support siemens tia portal v13 sp1 update 4 better work
: F-blocks previously marked as "Unsupported" are automatically supported after upgrading. If you are experiencing persistent bugs, perform a
: Projects from V13 SP1 can be used directly, but the software will prompt you to update the project file to the V13.1 format upon opening. OS Support Warning : Projects from V13 SP1 can be used
These core improvements were complemented by several other fixes that addressed specific bugs and enhanced stability. The table below summarizes some of the key technical corrections included in Update 4:
What specific (S7-1200, S7-1500, etc.) are you programming most often?
Unexpected software crashes during online monitoring or heavy compilation are the ultimate enemies of engineering productivity. TIA Portal V13 SP1 Update 4 directly addresses underlying software instability.