In Oracle WMS - Can we make any field as Barcode Diabaled in RF

Summary:

Currently While receiving PO and ASN we are capturing ' Inventory Tracking Attribute A, B, C'
[At item level, 'Track Inventory Attribute is set to Required, Don't Validate']

and we receive PO it appears as mandatory field and that field is scannable
In order to make it free text field as we have special characters coming on those inv attributes we followed below step

Navigate to Barcode Type Configuration
Edit the Specific Barcode Type: Select the "VECIMA/Inv Attribute A" entry.
Set the Length to -1: Change the value in the Length field from whatever it currently is to -1. This is the key step.