6: Follow the Instructions for Your Embassy or Consulate
This is one detail many people overlook.
US embassies and consulates can provide location-specific instructions about visa applications and supporting documents.
So, Before your interview, you should carefully check the official instructions for the US Embassy or Consulate where you will apply.
The general required documents for a visitor visa include a valid passport, DS-160 confirmation page, visa fee receipt where required, and a compliant photograph. Additional documents may be requested depending on the applicant and circumstances. �
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You can start by reviewing the official U.S. Department of State Visitor Visa guide�.