File format or file extension is not valid mac

- Excel cannot open file because the file format or file extension is not valid mac
- Excel file format or file extension is not valid mac
- Excel cannot open the file because the file format or file extension is not valid macbook
- Excel cannot open the file because the file format or file extension is not valid macos
- The file is not displayed in the editor because it is either binary or uses an unsupported text
- The file is not displayed in the editor because it is either binary or uses an unsupported
- File formats
- File open failed 3ds max 2020