The form I797 is a document issued by United States Citizenship and Immigration services to communicate with applicants/petitioners and inform them about change of their legal status or convey an immigration benefit .
The Form I-797 serves many purposes. It can be a receipt notifying you that your application has been approved or if there has been any changes in your legal status in USA.
It conveys information related to notices of :
- Appointment (fingerprint, biometric capture, interview, rescheduled).