When editing an existing custom control, follow the steps below to update the data point description in the Scan Parameters section. When saved, all controls that use the same data point will be updated automatically to use the new description.
1. Click the Update Description button.
2. Enter a new data point description in the Description field.
3. Click Update.
A message appears notifying you that all controls that use the same data point will be updated to use the new description. Click Update to confirm the change.