I hold a BA from a US college, and in US now with B1/B2. I had a interview that could lead to EB visa. What happens now?

At this time there is no Executive Order ... merely a tweet that threatens one.

I paid for a passport for my 11 month old daughter? Now my wife put in a court order to get the passport. Im I obligated.

You must obey the court order. BUT, you can hire an attorney to fight the case. ALSO, even with the passport, she can't take the child out of...

Trump greencard halt

First of all, we don't have an Executive Order ... merely a tweet that threatens this possible action. Don't get all excited quite yet.

Yes, it could be an RFE or NOID. Or it could be a notice that the file was transferred to another office ... or could be for many other reasons. ...

You should talk to an attorney. She doesn't have to withdraw the 485 to change to H-4.

When is Mumbai India consulate reopening any tentative dates ?

It is my understanding that staff are still going to work, but that they are struggling with re-patriation flight arrangements. No one knows...

H4 EAD and Unemployment Benefits

Yes, because your EAD is unrestricted, you should qualify because you are ready, willing, and able to take new work.

Can O-1 visa holders apply for unemployment benefits due to COVID-19 outbreak? Will it impact my current status/visa extension?

If your O is under an agent, you MIGHT qualify. Otherwise, probably not since you must be ready, willing and ABLE to take new work.

Not an immigration question. I'll try to re-classify it.

Does an existing N400 application be put on hold based on last night Tweet by Trump?

The tweet is in regards to immigration, not naturalization.