...
Once selected, right click opens the menu. Choose Change selected option.
Or you can see this use Change Selected option at the top of the Master data.List Toolbar:
2. In Group Change of Object window, choose parameter to change, put a tick and set required value:
3. Press Next and observe current values, un-tick unmark elements if required. Apply Change.
...
Find the corresponding field in the element to be sure that changes are correct:
Thank you for being s a FirstBIT customer!
# modify group change object processing attribute