online registration form template
With the traditional set of features for viewing and filling out a PDF document, combined with the benefits of a web application and responsive layout, you can complete online registration form in minutes.

Welcome to the easiest way to submit your online registration application form. Our fillable PDF version of the USCIS I‑539 Application to Extend/Change Nonimmigrant Status lets you enter data instantly, validate entries, and save a copy for your records – all without installing any software.
Follow the simple steps below to fill out the form online. No download, no PDF editor – just click and start typing.
Even a small error can delay processing. Avoid these pitfalls:
If you need assistance, refer to the USCIS I‑539 instructions or contact the USCIS helpline. Our fillable PDF is designed to match those guidelines, so you can submit with confidence.
No. The Formize PDF Filler runs completely in your web browser – just click the button and start typing.
Yes. Use the "Save" button to download a partially completed PDF, then reopen it with the Formize filler to continue.
USCIS accepts PDF, JPG, and PNG. The filler will let you attach these files directly to the appropriate sections.
Absolutely. The form matches the official USCIS I‑539 layout, and the filler ensures all required fields are completed before download.
Open the downloaded PDF again with the Formize filler, correct the error, and re‑download the updated version.
No. The fillable PDF created by Formize is a standard PDF that can be opened with any free PDF viewer.
After downloading, open the PDF in your preferred viewer and use the Print function. Ensure the printer settings are set to "Actual size".
Yes. All data is processed locally in your browser; nothing is stored on Formize servers.
With the traditional set of features for viewing and filling out a PDF document, combined with the benefits of a web application and responsive layout, you can complete online registration form in minutes.
The easiest way to fill online registration form online
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