Forum Discussion
Excel file format
Need assistance with viewing an excel .xlsx file format for excel 2016. I get an error saying excel cannot open the file format or file extension because its not valid.
Hi,
If you have received that workbook by Email, then follow the below link to work around this issue:
https://support.microsoft.com/en-us/help/928979/error-message-when-you-try-to-open-a-workbook-that-you-receive-in-an-e
Else
Your workbook might be corrupted
So please follow the below link to work around that:
https://support.office.com/en-us/article/Repair-a-corrupted-workbook-153A45F4-6CAB-44B1-93CA-801DDCD4EA53