Tia Portal V13 Sp1 Update 4 -

Thus, is the final, most polished version of the V13 SP1 lifecycle. It directly replaces earlier updates (Update 1, 2, 3).

: Automatic support for F-blocks that were previously marked as "Unsupported" after a project upgrade. Mobile Panels 2nd Generation - Siemens Tia Portal V13 Sp1 Update 4