The troubleshooting guidelines to deal with this problem are explained below. But before you proceed, close all the Excel files and open Excel again. Now, check if you can type something in your Excel ...

When you first installed Microsoft Excel, it should have registered itself as the default program for opening compatible file types, such as .xlsx or .xls. Installing other spreadsheet programs may ...

Microsoft Excel will now disable blocked file types from workbook links by default The files will either fail to refresh or show a #BLOCKED error Other safety updates ...

A comma delimited file is one where each value in the file is separated by a comma. Also known as a Comma Separated Value file, a comma delimited file is a standard file type that a number of ...