Power Query is a robust data connection and transformation tool offered by Microsoft, integrated into Excel, Power BI, and other Microsoft products. It enables users to connect to various data sources such as databases, online services, and files, making it an essential tool for data preparation and analysis.

With its intuitive interface, Power Query allows users to clean, reshape, and transform raw data without needing advanced coding skills. Features like merging, appending, and filtering data simplify complex workflows. Additionally, its query editor supports advanced functionalities such as custom column creation and data type transformations.

Ideal for both beginners and professionals, Power Query enhances productivity by streamlining data preparation, ensuring users can focus more on analysis and decision-making.