Before you can import Excel data into Outlook using Microsoft 365, you must save that data to comma-separated (delimited) format or .csv. SEE: How to Quickly Import a .txt or .csv File Into ...

To add rows and columns between existing data in the Excel desktop app, you need to select and right-click a row or column ...

Suppose you work for an e-commerce company and receive daily sales reports in CSV format ... export the data to an Excel file using the to_excel() function. This is just one example.

It used to be easy to analyze your Twitter data: you'd go to your settings and ask for a download, and there among all the files would be a CSV file full of your tweets and the associated metadata.