To group rows in Excel, select the row numbers you want to organize, open the Data tab, and…

To password protect an Excel file on Windows, open your workbook and go to File > Info >…

To unhide columns in Excel, select the column headers on both sides of the hidden columns, right-click, and…

To make a histogram in Excel, select your numerical data, click the Insert tab, choose Insert Statistic Chart,…

To hide a column in Excel, click its column letter, right-click the selected header, and choose Hide. The…