| Component | Purpose | Approx. Size | |-----------|---------|---------------| | | PLC programming (S7-1200/1500/300/400) | ~5 GB | | WinCC Professional / Advanced V15.1 | HMI / SCADA | ~4 GB | | Startdrive V15.1 | Drive configuration (SINAMICS) | ~2 GB | | SIMATIC S7-PLCSIM V15.1 | Simulation | ~1.5 GB |

Do you have questions about migrating an older project to TIA Portal V15.1? Or need help with a specific hardware configuration? Leave a comment below or contact a certified Siemens Solution Partner in your region.

SIMATIC STEP 7 and WinCC V15.1 TRIAL Download - ID - Support

: After the 21-day trial, a valid license must be purchased and installed to continue using the software. Recommended System Requirements To ensure stable performance with TIA Portal v15.1, recommends the following hardware : Intel® Core™ i5-6440EQ (up to 3.4 GHz) or better. (minimum 8 GB; 32 GB recommended for large projects). with at least of free space. Operating System

While it has been succeeded by newer versions (V16, V17, V18, V19), V15.1 remains a highly stable industry standard used by thousands of machine builders and factories worldwide. It offers a unified environment for Controllers, HMI, and Drives, fundamentally changing how automation projects are downloaded, commissioned, and maintained.