回复:STP, 单身老猫,请问可以自己办H1转H4吗?如何办?

very simple, fill out Form I-539, and copies of your I-797, pay stubs and your spouse I-797 and pay stubs, passports and visas. $200 payable to Homeland Security.

I did it by myself, and get approved within 2 months

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