On August 31, 2016, the USCIS announced that it released a new version of the Form I-601A, Application for Provisional Unlawful Presence Waiver. The new edition is dated 07/29/16. The USCIS will no longer accept previous editions of the Form I-601A, in part due to the new rules for provisional unlawful presence waivers.
Requesting Social Security Updates With Form N-400
The new edition of the Form N-400 allows naturalization applicants with USCIS to apply for a SSN or replacement Social Security Card while filing.