Select the cell or a range.
Click the Home tab.
Click the Conditional Formatting button.
Then click Manage Rules.
Click the Show formatting rulers for list arrow.
Choose an option to show the rules.
To change the rule in precedence, click Move Up or Move Down.
To stop rule evaluation for a specific rule, select the Stop If True.
To delete a rule, click Delete Rule.
To edit a rule, click Edit Rule. Click OK.
Check the result.