Excel is considering that a file is already opened and it has the same name as the file you are trying to open. Therefore, change the name of the file you are opening. This should help.

Learn how to open an XML File in Excel, Word, Chrome, and Edge on a Windows computer using the methods mentioned in this post.

The CSV file extension appears on text documents that contain comma-separated values. Like spreadsheet data, each line in a CSV file separates into individual values that correspond with the cells in ...

How to quickly import a .txt or .csv file into Microsoft Excel Your email has been sent Data Growth Is Inevitable. So Is the 6x Cost Advantage of HDDs Why Warm Data Belongs on HDDs: A Smarter Approach ...

Microsoft Word can accommodate a surprising number of file formats, and even take in Excel and PowerPoint data, though it might look funny. Here's how.