Part 6/8:
To conduct the speed tests, we leveraged an Excel add-in called Fast Excel, developed by Microsoft MVP Charles Williams. This tool provides invaluable insights and profiling capabilities, allowing us to identify slow functions within spreadsheets effectively.
Fast Excel’s profiling features highlight slow calculations and pinpoint areas that may require attention or optimization. For example, aggregation formulas were analyzed to reveal that certain functions used a significant portion of the overall calculation time.