To download and install (now known as Studio 5000 Logix Designer ), you must use the official Rockwell Automation Product Compatibility and Download Center (PCDC) . Essential Version Clarification
The latest version of RSLogix 5000, version 21.11, offers several new features and enhancements, including:
: Rockwell uses a custom download manager to handle the large installation files. Rockwell Automation A Note on Safety and Security Studio 5000 Design Software | FactoryTalk | US