Open Excel files in separate windows using the Shift key and the ... If you’re someone who finds himself working on multiple spreadsheets regularly, this tool can come in very handy for you.

In these cases, open multiple Excel workbooks or spreadsheets in separate windows and maximize your view into your information. Double-click the Excel icon and click the "File" tab. Browse to and ...

When opening multiple Excel files in their own separate windows, keep in mind that each window represents a separate instance of the program, and system resources used will multiply accordingly.