Don't let the classic look fool you—v30 introduced several features designed to shave hours off your development time: License-Based Source Protection:
Unlike older iterations, v30 was a major step in the rebranding from to the unified Studio 5000 environment. It introduced a more modern layout that supports a wider range of hardware, including the CompactLogix 5370 and high-performance 1756-L8 processors. How to Download and Install Successfully