Drop your broken .xlsx file here
We don't read your data. We strictly rebuild the underlying XML wrapper so it opens natively on macOS.
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Only .xlsx files are supported
Rebuilding XML structure...
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Your file is ready. It will now open natively in Excel for Mac and Apple Numbers.
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Processed entirely in-memory. Files are never saved or stored.
Instant Fix
No software to install. Fixes the exact openpyxl metadata bug in seconds.
Native Output
Guarantees compatibility with Mac Excel and Apple Numbers.