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 ...

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.

Open Excel files in separate windows using the Shift key and the Taskbar; ... Every time you click on it, a new Excel window opens; 4] Open Excel files in separate windows with the Office Tab.

In Excel, with the file open that you want to make backups of, click File and then click Save As or Save a Copy. 2. Click Browse to open the Save As dialog box.

This month's monster security patch for Office breaks Excel when it tries to open HTML files, and it seems unlikely Microsoft will fix the problem Excel users are reporting an odd bug in the way ...

How to open a CSV file in Microsoft Excel. 1. In Excel's ribbon, ... Create a new text file using a text editor, such as Notepad on Windows or TextEdit on macOS. 2.