I used to work at USCIS and I’m an immigration attorney. This is the advice I give to clients about social media.
I keep getting this question from clients, so figured I'd share what I actually know, both from practicing now and from my time on the inside.
The short answer: probably not as much as you think, unless something flags you.
USCIS does not have ICE's budget or ICE's staffing. Manually combing through every applicant's full social media history is not realistic at current resource levels. My educated guess (and it is a guess, not confirmed policy) is that even where initial sweeps or automated screening happen, a deep manual dive is reserved for cases where something already raised a flag. For what it's worth, none of my current clients have been asked about their social media yet.
That said, disclosure requirements have expanded a lot over the past year. If you're in a category required to list your accounts, that information is on the record and can be checked. "They're not reading everything" isn't the same as "it doesn't matter what's on there."
Advice I give clients:
-If your account is private, keep it private. If it's public, keep it public. Don't change your settings right now. A sudden shift can itself read as an attempt to manage what an officer sees.
-Don't delete old posts. Same logic: it can look like you're covering something up, which is often worse than the post itself.
-If an officer asks you about something on your social media, answer honestly. In my experience, officers respond far better to someone who owns something than someone who's clearly trying to spin it.
Officers are human. When I was adjudicating, I saw plenty of things in background checks that raised an eyebrow. Unless it pointed to an actual security concern or undermined the merits of the case, I usually didn't even bring it up. Most officers aren't looking to nitpick your Twitter history. They're trying to determine whether you're eligible and whether you're a security risk.
Bottom line: don't give them a reason to flag you. Don't hide, don't scrub, don't panic-change your privacy settings. If asked, be honest and move on.
Happy to answer questions. I have a few windows today it hop on.
I’m an attorney but this is not legal advice.