Did you get an email (PDF, 438 KB), a text message, or a postcard (PDF, 1.06 MB) from USCIS letting you know that you can file Form I-90 online? If you did, it should look like one of these examples.

Official communications sent by USCIS:

Quotes and Excerpts from Rajiv on the article: 

Release Date: Aug. 20, 2019

The Bridgeport resident pleaded guilty to arranging numerous fraudulent marriages so noncitizens could obtain Green Cards.

Regulation promotes self-sufficiency and immigrant success

WASHINGTON—U.S. Citizenship and Immigration Services (USCIS) today issued policy guidance (PDF, 305 KB) in the USCIS Policy Manual to address its discretion to grant employment authorization to foreign nationals who are paroled into the United States, including those who are otherwise inadmissible.

USCIS has returned all fiscal year (FY) 2020 H-1B cap-subject petitions that were not selected in our computer-generated random selection process. On May 17, USCIS announced that it had completed data entry of all selected H-1B cap-subject petitions for FY 2020.

The last day the USCIS Seoul field office will be open to the public is Aug. 16, 2019.  Effective Aug. 17, 2019, the USCIS Seoul field office will no longer accept or process new Forms I-600A, Application for Advance Processing of Orphan Petition, or Forms I-600, Petition to Classify Orphan as an Immediate Relative.  Therefore, the last date to file a Form I-600A or Form I-600 locally with USCIS Seoul is Aug.