Forum Discussion
Verify that the file has not been corrupted and that the file extension matches the format of the fi
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 fi...
DigitalData Thank you ~ I cannot click and continue on. I have to go into finder and click to the file location from there, then I can open it.
Have you figured this out? If not do a repair on your Office install, or uninstall and reinstall.
I hope you have this fixed by now but if not, let us know if this works.
I hope you have this fixed by now but if not, let us know if this works.