To qualify for an extension, you must demonstrate that your stay is temporary, explain the reasons for the extension, and show that you have sufficient financial resources to support yourself without working in the U.S.

Yes, you can request an extension of your B-1/B-2 tourist visa by filing Form I-539 with USCIS before your current authorized stay expires, as indicated on your Form I-94.

Yes, you can extend your tourist visa (B-2) while in the US by filing Form I-539 with USCIS before your authorized stay expires, providing required documentation, and paying the $370 fee