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 ...

If your Excel files are opening in Notepad on Windows PC, here's how you can reset the settings to make .xls, .xlsx, etc files open in Excel.

To open a CSV file in Notepad, you need to open Notepad > click on File > Open. Then, select All Files and choose the CSV file. Read: How to Convert CSV to Excel (XLS or XLSX) using Command line.

Learn how to open CSV files on Windows 11 using Excel, Notepad, Google Sheets, and more – step-by-step methods for any setup.