https://www.nafsa.org/professional-resources/browse-by-interest/new-version-form-i-539-and-i-539a-plus-biometric-fee-and-appointment
New Version of Form I-539 and I-539A Plus Biometric Fee and Appointment | NAFSA
Starting March 22, 2019, USCIS will accept only the new (02/04/2019) version of Form I-539 and Form I-539A, which require each applicant and co-applicant to...
form i 539
https://www.aila.org/library/uscis-discontinue-electronic-i-539-i-526
USCIS Discontinues Electronic Form I-539, Form I-526, and Regional Center Document Library
On 6/15/15, USCIS stopped accepting electronically filed Forms I-539 and Forms I-526 and paper version must be used while USCIS updates the online filing...
form i 539