The best option for this conversion would be to export the XLSX spreadsheet to CSV and then importing the CSV to some previous versions of spreadsheet programs that still support the WK4 format from Lotus 1-2-3.
Convert Microsoft Excel Open XML workbook and spreadsheet to Lotus 1-2-3 version 4.x spreadsheet.
We found 3 software records in the database related to .xlsx to .wk4 file format conversion.
Microsoft Windows software - convert xlsx to wk4 on Windows
A spreadsheet software application from Corel
Convert from xlsx file format
|Yes, Corel Quattro Pro supports xlsx file conversion as a source file type.||Yes||Yes||xlsx editor||Yes||No||No||No|
|Yes, Corel Quattro Pro supports wk4 file conversion as a target file type.||Yes||Yes||wk4 editor||Yes||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned xlsx to wk4. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A popular spreadsheet application distributed with Microsoft Office suite
Multiplatform software - convert xlsx to wk4 on any platform
Full-featured spreadsheet tool from LibreOffice suite