Click and upload your .pmdx spreadsheet from your local drive. Select XLSX or XLS as the target output format.

In the "Save as type" dropdown menu, select Microsoft Excel Document (*.xlsx) or (*.xls) .

If you want to make sure your converted sheets look exactly right, tell me a bit more about your files. Do your spreadsheets contain , heavy charts , or just standard text and numbers ? Let me know, and I can recommend the absolute safest conversion method for your specific data.

Utilizing specific Excel-only plugins or advanced Power Query features for deep data manipulation.

Using SoftMaker’s own free tier provides the cleanest transition, but online utilities offer unmatched speed when you are in a rush.

You have to download and install the software if you don't already have it. Review of Alternative "Free" Methods

Ensure your operating system shows file extensions (e.g., .pmdx must be visible at the end of the filename).

suite. While PlanMaker is a powerful alternative to Microsoft Excel, the .pmdx extension is not natively recognized by Excel, making conversion necessary for cross-platform collaboration. 1. Direct Conversion via PlanMaker (Free Trial/FreeOffice)

Online converters offer a quick solution without installing software. However, always remember to as their security cannot be fully guaranteed.

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