If you've encountered a CSV file and you're unsure what they're for, the good news is they're pretty straightforward and easy-to-use with apps you already know.

Since a CSV file is just a text file, it can loosely be created with PowerShell's Add-Content cmdlet. The Add-Content cmdlet can create text files and populate them with strings.

Learn how to export Outlook Calendar entries in CSV on Windows. You can create CSV file with Calendar appointments using the Outlook desktop app.

You can convert JSON files to Microsoft Excel CSV file formats using this hidden built-in feature. We show you how to do it.

How do I convert Excel data to a calendar? To turn Excel data into a calendar, you can create a table in Excel with columns for Date, Time, Event, Location, etc. Then, save the data as a .csv file.