To add a column in Excel, follow these steps:
1. Open your Excel spreadsheet.
2. Select the column to the right of where you want to insert the new column. To select a column, click on the column letter at the top of the column.
3. Right-click on the selected column letter. This will open a context menu.
4. In the context menu, choose "Insert" from the options. This will insert a new column to the left of the selected column.
Alternatively:
1. Open your Excel spreadsheet.
2. Select the column to the right of where you want to insert the new column.
3. Go to the "Home" tab on the Excel ribbon.
4. In the "Cells" group, click on the "Insert" dropdown button.
5. Choose "Insert Sheet Columns" from the dropdown menu. This will insert a new column to the left of the selected column.
By following these steps, you can easily add a new column to your Excel spreadsheet.