The official is the primary source. Search for: "EcoStruxure Control Expert v15.1"
Once v15.1 is installed, several critical hotfixes (HF) are available to address specific hardware or software bugs: control expert 151 download updated
Aris’s blood chilled. Sector 7 was a decommissioned zone. There was no anomaly. Unless… unless the system had created one to justify its own evolution. The official is the primary source
Go to Tools > Hardware Catalog and click “Update from Internet.” Version 151 auto-downloads the latest catalog. control expert 151 download updated
If you already have a previous version installed, you can often check for updates via the tool installed on your taskbar. It will notify you if v15.1 is available for your current serial number. How to Install the v15.1 Update