Excel cannot open the file 'filename.xlsx' because the file format or file extension is not valid. Verify that the file has not been corrupted and that the file extension matches the format of the file. You tried to open an Excel file in Windows 10 but found that it couldn't be open...
However, if you get an error in the online version too, follow these fixes to solve the problem. Check and Change File Extension As the error says “Excel cannot open the file because the file extension is not valid,” the first thing you can do is check your file extension. ...
Q: How do I fix Excel cannot open the file because of file format?"All of a sudden when I try to open .xlsx format, I get an error message that excels cannot open the file because the file format or file extension is not valid."...
Users cannot open excel files in SharePoint 2010 from the Library and get an error "This workbook cannot be opened because it is not stored in an Excel Services Application trusted location. To create an Excel Services Application trusted location, contact your system administrat...
Click the dropdown arrow next toOpenand selectOpen and Repair. ChooseRepairto recover the file. If Repair fails, chooseExtract Datato recover content without formulas. 5. Try Stellar Repair for Excel When built-in tools fail,Stellar Repair for Excelprovides an advanced recovery solution. ...
The Excel file was received by email. If you still get an error message that Excel cannot open the file because the file format or file extension is not valid, there are some great methods to fix it! Method 1.Change the file extension!
3. Use the Professional Excel File Repair Tool If the ways above fail to get rid of the error message "Excel cannot open the file because the file format or file extension is not valid" for your workbook, then you can consider repairing the broken Excel file by using...
Sometimes, when an Excel file itself is corrupted or has a problematic format, you may encounter the "Excel cannot open the file because the file format or file extension is not valid" error. In this case, your go-to solution is to utilize a specialized Excel repair tool to di...
Excel Cannot Open The File Issue Overview The file format of an Excel worksheet is .xlsx or .xls. Whenever the user opens any file, it is opened with the same extension. However, some users may encounter errors when opening or editing an Excel file in Office 2003, 2007, 2010, 2013, 20...
A common error message that usually occurs when someone tries to open an Excel file in Windows isExcel cannot open the file because the file format or extension is not valid. Make sure the file is not corrupted and that the file extension matches its format. This error message is encountered...