Forum Discussion
Excel cannot be open the file 'filename.xlsx' because the file format or file extension is not valid
Hi All, I have a excel.xlsx file saved in my system which has been corrupted .I atleast need to recover the data stores .It is a file of 124 KB and has around 35 worksheets in the workbook .I hav...
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.
This is the message I get.
Using Microsoft Excel for Mac Version 16.57 Office Home and Student 2021
I can't open any files from the File --> Open Recent or I get the error mentioned above.
However, I CAN go into Finder and select the file and it opens just fine.
Any suggestions on how I can use the File Open method instead of having to use Finder every time I want to open an excel file?