The File Format And Extension Of Don T Match. In most cases the error message indicates the correct cause. The file format and extension of filename xls don t match.
I faced the same issue while opening the xls file from mail. Do you want to open it anyway. The file format and extension of don t match.
Do you want to open it anyway.
Do you want to open it anyway. 1 00 5 1 vote see more. This is a typical occurrence with files downloaded over the internet or received via email attachments as a security option. Do you want to open it anyway.
