How to open .CSV file with Microsoft Excel?

Solution 1:

Assuming you have a valid/consistent CSV file, create a new workbook and then choose File -> Import. The first option on the list is "CSV file":

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Solution 2:

Here's a way to force any app to open any document :

  1. Make sure your Dock is visible.
  2. Select your .csv file in the Finder
  3. Grab it with your mouse and move it over the Excel icon in the Dock. Do not release the mouse button.
  4. Hold the Command and the Alt key on your keyboard
  5. Release the mouse button.