There are several ways to convert your Excel file from.xlsx to.xls format. Using the Save As function is the easiest way to convert your Excel file by performing the following steps: Open your workbook that you want to convert the format. Click File Save As. Best way to convert your XLSX to XLS file in seconds. 100% free, secure and easy to use! Convertio — advanced online tool that solving any problems with any files. Do you want to convert a XLSX file to a XLS file? Don't download software - use Zamzar to convert it for free online. Click to convert your XLSX file now.
From Sobolsoft:
This software offers a solution to users who want to convert one or more Excel XLSX files into XLS format. The user simply adds files or an entire folder before starting the process. Using this user-friendly application, converting even very large batches of files takes just one click. The software does the boring stuff, leaving plenty of time for more productive work.
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Free Xlsx Converter
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From Sobolsoft:Xlsx To Xls Converter Freeware Download
This software offers a solution to users who want to convert one or more Excel XLSX files into XLS format. The user simply adds files or an entire folder before starting the process. Using this user-friendly application, converting even very large batches of files takes just one click. The software does the boring stuff, leaving plenty of time for more productive work.