Question

what do you mean by closing and saving a work book????​

Answer 1

Explanation:

Close workbooks or workbook windows. When your computer is running a single instance of Excel, all workbooks that you open are opened in a workbook window inside the Excel window.

Click the File tab to access Backstage view. The Excel Options dialog box will appear. Select Save, check the box next to Save to Computer by default, then click OK.

Answer 2

Explanation:

Close workbooks or workbook windows. When your computer is running a single instance of Excel, all workbooks that you open are opened in a workbook window inside the Excel window.