This ADX Smoothed indicator offers significant improvements over traditional implementations. Key enhancements include:

• Robust Error Prevention with comprehensive bounds checking to eliminate array out-of-range errors
• Optimized Performance using efficient buffer management and data acquisition techniques
• Reliable Calculation Logic with fail-safe indexing and proper initialization
• Resource-Efficient Design featuring proper handle management and memory allocation
• Modern MQL5 Structure utilizing dedicated indicator properties and typed buffer assignments

These improvements result in a more stable, efficient, and maintainable indicator that meets professional trading standards while retaining the core ADX smoothing algorithm's analytical value.