Your visa might be denied, if you have given wrong data in your visa application structure. On the off chance that you have a previous history of crimes against you. On the off chance that you apply for a visa without a substantial defense without prior warning.
And coming to apply for USA visa. So, these are steps one need to follow while applying,
Check on the off chance that you need a visa or not.
Pick the kind of US visa you will apply for.
Fill in the Non-immigrant visa Application Form DS-160.
Pay your application charge.
Schedule your visa meet
Assemble the file document.
Go to the visa interview
Wait for processing.