Will I age out for F4 immigration visa?

Why are you asking the same questions, pretending to be in different cities?

If you are applying for a greencard based on marriage to a US citizen ... educational documents aren't necessary.

How can I extend my visitor visa in case of emergency?

Why do you think that you are 'stuck' in the US? Has your country (which you didn't mention) closed all inbound airport traffic?

Will my application for a green card be denied if I file for unemployment considering I am a DACA recipient?

Unemployment payments are an INSURANCE program ... not a public benefit. Go ahead and apply ... you qualify, as long as your EAD hasn't expired.

How to apply refugee travel document?

If you leave the US ... don't make any plans to return.

When is the last date to file for O-1 with Change of Status from F-1 Optional Practical Training (OPT)?

CIS must RECEIVE the application by August 4. But, why are you delaying? ALSO, have you talked to an attorney ... it is difficult for a...

The 797 form isn't used for many CIS interview 'call-in' notices. By any chance do you work for a 'job shop' that sends workers to 'client'...

Im a permanent resident in the us with a greencard and filed a petition to my son who is turning 21 soon.

Yes, the CSPA might help you and your son ... don't try to resolve this without consulting an attorney ... it is quite complicated/tricky.

You have multiple options: 1. Upload the 'correct' one (with a BLUE INK signature) as an 'additional' document. 2. Call the NVC...

My employer filed complaint in Edison Police station against me on 08/05/2019 with charges 2C-20-25C after I left job?

This looks like a duplicate question ... please read my prior response.