If you notice that your Excel files are opening in Notepad, then read this post to learn how to fix the issue. The default behavior of a document or file is to open in the application with which it ...

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 Excel ...

XLS is the default file type for Microsoft Office Excel files. It is compatible with nearly all programs that read spreadsheet files. If you are looking to manage your spreadsheets while you're on the ...

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 you see the “The file couldn’t open in protected view” error while opening Microsoft Excel, the solutions listed in this post may help you resolve the issue ...

If you work with multiple Excel files over the course of a workday, and especially if you use a dual-monitor setup, you might wonder how you can launch each Excel file in its own window so you can ...

If Excel AutoSave suddenly stopped working for workbooks stored in OneDrive or SharePoint after an Office/OneDrive update, ...

Spreadsheets: love them or hate them, they are a part of modern-day life and Microsoft’s Excel software is the go-to for most users spreadsheet needs. But what happens when you want to edit a ...

My work requires the use of several very large Excel files, and they take forever to open. In fact, they even take a long time to save and close. I’ve thought of breaking them up into small components ...