Since SP13 is likely a typo, identify real SP version via Help → About . Then open project in newer TIA Portal with “Upgrade” wizard.
Go to Siemens Support → Downloads → Search “SIMATIC STEP 7 Service Pack” → Choose the latest for your version (e.g., STEP 7 V5.6 SP1, TIA Portal V17 Update 2). simatics7fprojxv55sp13upd1exe best
In industrial automation, the “best” executable is the one you can trust—and trust requires an auditable origin, not a mysterious filename. This article is based on public Siemens documentation and common industrial cybersecurity best practices. For official verification, always consult Siemens Industry Online Support or your local Siemens technical representative. Since SP13 is likely a typo, identify real