How to open a CSV file in Microsoft Excel. 1. In Excel's ribbon, click the File tab and then click Open.. 2. Click Browse and, in the File Explorer box, click the drop-down menu to the right of ...

How to open a .csv file in Excel. Opening a .csv file is as easy as opening a .txt file, and usually, you won’t have to clean up the data before doing so because the save task inserts the delimiter.