Why the "Convert to Excel Spreadsheet" is disabled and grey in Layout tab in OneNote?

Question:
Download and install OneNote from OneNote.com, click on a table, the "Table Tools" appear, and there is a button "Convert to Excel Spreadsheet" is grey out and disabled. Why it is in unusable?

Answer:
The OneNote download from OneNote.com is free version. The Excel don't come with it. "Convert to Excel Spreadsheet" feature need you have installed same version Excel.

Solution:
Please install Office. Office has Excel and OneNote at the same time.