All Indians applying for student visas or exchange visitor visas to the United States now need to make their social media profiles public , the US embassy in India reiterated on Monday. The new rules are applicable to all student visa and exchange visitor visa applicants globally. The instructions were for F, M and J category of non-immigrant visas . The F visa is for academic studies, M for vocational training and J for cultural exchange. The change, effective immediately, is aimed at enabling background checks during the visa screening process to establish applicants’ “identity and admissibility" to the US,...