Removing hidden metadata information from a Microsoft Excel spreadsheet is not difficult if you follow the steps laid out here.

How to Remove Excess Tab Symbols From an Excel Spreadsheet. Microsoft Excel makes it easy to import data from other sources, such as Access and Oracle databases. Doing so, however, may result in ...

If you wish to impart your Excel Spreadsheet a clean look, delete or remove the extra blank cells, rows, spaces, columns, from Excel sheet.