Effectively training Excel Copilot to work with your company's proprietary data is less about "training" the large language model (LLM) and more about ensuring your internal data is clean.

Excel by automating the difficult and time-consuming stages, from generating variable combinations to interpreting the outcomes. This allows analysts to test hundreds of possibilities instead of just a handful.

Power Query is Excel's powerful tool for Extracting, Transforming, and Loading (ETL) data, and AI dramatically simplifies this automation process.