How to Open an XLS File in Excel. XLS files are Excel workbook files created in Excel 97 or Excel 2003. The 2007, 2010 and 2013 versions of the program use the XLSX format by default to save ...

If you cannot open an Excel file and see Excel cannot open the file because the file format or extension is not valid error, see this post.

A tool for exporting any excel table to an sqlite database. usage: excel2db.py [-h] -f INPUT_FOLDER -s INPUT_SHEET optional arguments: -h, --help show this help message and exit -f INPUT_FOLDER, ...

Click "File," "Open" and browse to your second Excel file. Double-click the file to open it. Repeat the steps for each new file you'd like to open in its own window.

In the Files Of Type list, click the file type you’re trying to open, in this case Excel (*.xl*), highlight the file by clicking it, and then click Open. If the Excel spreadsheet you’re trying to view ...