If you notice that your Excel files are opening in Notepad, then read this post to learn how to fix the issue.The default behavior of a document or file is to open in the application with which it ...

While it is technically possible to open an Excel file in Notepad, this is not a good idea. Excel files are binary files that contain complex formatting and data structures. When you open an Excel ...

Quick tip: Excel files can only be opened by Excel or Google Sheets whereas CSV files can be opened by any text editing program, such as Notepad or TextEdit. How to open a CSV file in Microsoft ...