Studying in the USA does not make you a US citizen. There is no direct path from a student visa to citizenship.
Citizenship comes at the end of a long chain. First, you study on an F-1 visa. After graduation, you may work through OPT, for up to 12 months or longer with a STEM extension. An employer may sponsor you for an H-1B work visa. After that, the employer may sponsor you for a green card, which makes you a permanent resident.
Only permanent residents can apply for citizenship through naturalization. The standard rule requires five years of continuous residence as a green card holder. Spouses of US citizens may qualify after three years.
Each step has its own risks. The H-1B selection process is oversubscribed, and green card waits can last years depending on your category and country, and you must keep legal status throughout.
Studying in the USA can start this journey, but it guarantees nothing. Plan for the long term, keep every status valid, and get advice from an immigration lawyer before making big decisions.
Related reading: Can I get a green card after studying in the USA?, International Student Admission Requirements, and International Student Support Services.

