This will freeze the selected area of the row as well as the column.
But if you want to know how to freeze multiple rows and columns in Excel at the same time, do the following. Though you have learned that in Excel, how to freeze multiple rows and columns separately. How to Freeze Multiple Rows and Columns in Excel 2007, 2010? It can be multiple columns but not the column available in the middle of the sheet. Note: Microsoft Excel only allows to freeze columns from the left. With the thick line, the sheet indicates that the columns have been locked. Once you apply the aforementioned actions, you will find the columns locked.
This will lock the first column of your sheet.