Here’s how to do it:
- Right-click the table and choose 'Design View'.
- Click on the field where dates will be entered.
- In the 'Field Properties' pane, go to the 'Validation Rule' property.
- Enter a validation rule and click 'OK'.
- Set the 'Validation Text' and provide an error message in the 'Validation Text' property.
- Save the changes to apply the validation rule by clicking the save icon.