Allow approvers from previous steps to edit fields

For an approver to edit a field from previous steps, two things must happen:

1. The field must be marked as Editable by Approvers. 
2. The step must have Editing Rights turned on. 

Marking a field as Editable

Go here to learn how to mark a field as editable. 

Turning on editing rights

1. Log in to your account

2. On the main Active Forms page, click on a form folder to go to the submissions page. 

3. Click on the Approval Route button on the left side panel. 
4. Click on a step to see the list of approvers
   
5. Click on Edit next to the "Approvers" section header. That will take you to the route editor pop-up.
   
6. Under the step name, click on Update step.
7. Next to Editing Rights select on or off and click Save.