Hi, I downloaded a XLS (not XLSX) file from an internet application. I have Excel 2016 and am on Windows 7. If I open the file in notepad, I see that it has HTML tags/content. however, when I double click on the file, it opens up the Excel app but there is no worksheet...ju...
在这个路径下，你将看到多个文件夹，分别对应不同的文件扩展名。找到并分别展开.xls和.xlsx这两个文件夹。第三步：清理无关设置 进入.xls和.xlsx文件夹后，你会看到多个子项。其中，你需要关注的是OpenWithList和OpenWithProgids两个文件（或称为“键”）。这两个文件存储了与文件打开方式相关的设置。删除多余项：...
Solved: I have always been able to open these files. I get an error message that says files are not supported file type or damaged or email attachment wasn't - 9350918
Manual solutions can’t resolve the “Cannot Open Excel File” error, there is always an option to use the expert suggestedExcel Recovery Tool.This application can fix this error occurring in XLSX and Open XML files. This application only focuses on recovering Excel workbook data from corrupted ...
If you save it in .xlsx format the labels will be preserved, but won’t display in Excel 2016 or earlier versions. What to do To preserve the labels, avoid saving the workbook in .xls format. If you need people who can’t open .xlsx files to be able to open the work...
Thread Status: Not open for further replies.Adams_203 Private E-2 Every now and then, when I try opening an Excel file, I get a message saying that "Excel cannot open the file 'file.xlsx' because the file format or the file extension is not valid. Verify tha...
• If MS Excel has unsaved files then, it will list them. You can open and save it.Method 3 – Use 'Open and Repair' Feature of MS Excel• Open MS Excel application.• Go to File and Select Open option.• Select the corrupt f...
Excel cannot open the file .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.
Excel cannot open the file ‘file.xlsx’ because the file format or the extension is not valid. Then, don’t be sad! In such a situation, the user can take the help of efficient Excel Repair Software. This tool is developed to restore the content of corrupted multiple .xlsx files and ...
Every now and then, when I try opening an Excel file, I get a message saying that "Excel cannot open the file 'file.xlsx' because the file format or the file extension is not valid. Verify that the file has not been corrupted and that the file extension matc...