HOW to get my boyfriend his paper s

We need more information to respond to your question. What is your status? Are you a citizen? What is his status?

Honesty is the best policy. Simple as that.

At this point can I transfer my H1b with different employer and can start working with them?

If you have an offer from an employer, I suggest you talk to the employers immigration attorney.

So what should I mention to the above question in DS160?

How did you get the misdemeanor? Contact an immigration attorney in your area. You can do a search on avvo.

How can he enter the US? Will this be an issue being outside the country while Green Card got approved?

He should be fine. You can send him the green card and he can enter or he can enter on the AP.

Can we go for H4 stamping before USCIS process the H1 withdrawal?

Yes she can leave and apply for the h4.

Can I sue them? Can I complain about then to DOL?

You can but you have to weigh the cost involved in litigation and how llong it will take to get a result (which may or maynot be favorable)

Will the IO in the interview give me hard time for my status changes from B2 to F1? and what preparations should I make for it?

If you maintained status then you may be able to secure the immigrant visa.

Can affect my resindent status even if I don't know this person o sing for the baby that appear in the court order

Contact the agency that is indicating there is a child support case. There may be mistake and you should have the opportunity to correct it. I...

Can I apply for H1 on Associate Degree?

please see https://www.uscis.gov/eir/visa-guide/h-1b-specialty-occupation/understanding-h-1b-requirements