How to Open Multiple CSV Files in One Excel Spreadsheet. The CSV file extension appears on text documents that contain comma-separated values. Like spreadsheet data, each line in a CSV file ...

You can open the file in Excel, or you can import the data using an Excel wizard. The two most common text file formats you’ll work with are .txt and .csv, where .csv stands for comma separated ...

If you have a list of items in a text file and you want to import data from a text file into Microsoft Excel, you can do that without writing them manually. An option in Excel allows users to ...