In some instances, the files open well on different browsers and in file desktop apps like Excel but fail in other Microsoft apps.

Microsoft Excel lets you embed content from other applications, including PDF files. You can embed a PDF file into a cell of an Excel worksheet and then use Excel's security features to lock the ...

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 ...

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 ...

There are several options available to you to protect your Excel file with a password. Remember that once you protect the Excel file, you cannot open it without entering the password.

Sometimes when trying to open a Word or Excel file through Windows Explorer, it will get the green progress bar in the address bar, and if you wait 5 minutes or so the file opens.

With the Excel file open select File in the top-left corner of the screen, followed by Info. Select Protect Workbook, then choose Encrypt with Password.

One of the most effective ways to protect your Excel data from unauthorized access is by encrypting your entire workbook with ...

CSVFileView is a free portable tool that lets you open CSV files and manage data without using Excel or Google Sheets on Windows 11/10.

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 ...