To alter the format of dates in a particular column, follow these steps:
- Select the column that contains the dates you want to format.
- Right-click on the selected column and choose "Format Cells."
- In the "Number" tab, select "Date" from the left panel.
- Choose the desired date format from the list on the right. If the desired format isn't available, choose "Custom" and enter the format code in the Type field.
- Click "OK" to apply the new date format to the selected column.