Re: Auto Upload of XLS files versus XLSX
That's unfortunately how Excel works.
If you open a legacy Excel spreadsheet file, Excel updates the file timestamp to the current time (making WinSCP believe you have saved the file). If you then close the file without changing it, Excel restores the original timestamp.
If you open a legacy Excel spreadsheet file, Excel updates the file timestamp to the current time (making WinSCP believe you have saved the file). If you then close the file without changing it, Excel restores the original timestamp.