You can follow these steps to delete conditions from a rule in your report template.
Navigate to the Templates page.
Click on the Edit link next to the template containing the rule you want to edit.
Click on the edit link next to the template you want to edit to navigate to the Edit Template page for that template.
Click the edit link next to the rule containing the condition to edit that rule.
Click the delete icon to delete the condition, and click OK to save your changes.