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[TIA Portal V11 SP2 Update 3] ---> [TIA Portal V13 SP1 / SP2] ---> [TIA Portal V14 to V19] Upgrading a V11 Project to Newer TIA Versions

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TIA Portal V11 was engineered during the Windows 7 era. It does natively support Windows 10 or Windows 11. To run it reliably, you must use one of the following:

Also, projects saved in V11 SP2 Update 3 in base V11 or V11 SP1. Always keep a copy of the original project.

: Updates the integrated hardware catalog to recognize specific firmware revisions of legacy S7-1200 modules.

Users installing the HSP for CPU v3.0 (CPU 1212C V3.0) using TIA V11 SP2 UPD3 reported an error: "The Digital signature of the support package HSP CPU21x v3.0 is Invalid". This indicates the version of TIA Portal is too old to properly support the latest digitally signed packages.

Are you looking to to a newer TIA Portal version, or are you just performing maintenance on an existing V11 system?

Update 3 is not a standalone installer; it is a patch that requires a base version of TIA Portal V11 SP2 to be pre-installed.