How to mass update a field in a selected set of requests?

How to mass update a field in a selected set of requests?

Mass update helps you update a particular field in a selected set of requests. To carry out a mass update select the requests you intend to update in the requests list view which would highlight the Update option. 

Select the field you intend to update and provide a new value to be replaced with. On providing the input click Save to mass update the field in the selected requests.