Open Power BI Desktop, create a new report, and add data sources such as Excel files or SQL databases. Ensure to use query folding and optimize data models for performance.

Create a new folder on your machine, copy the existing Power BI Desktop project files from a similar project, and modify the copied files to fit the new requirements without reviewing the data model.

Use Power BI Service to create a new workspace, import data sources directly without transformation, and create a new report without considering data model optimization.

Use Azure Data Factory to create a new data pipeline, import data sources, and generate a new Power BI report without using Power BI Desktop for any transformations or optimizations.