The attorney who filed your employer's petition should be able to assist with this. Generally though, as long as the change of employer petition...

Consult an immigration attorney. This way you get concrete answers to your questions and can proceed accordingly.

How are immigration policies looking right now to see if I should start process of legalizing my husband?

Consult with an immigration attorney. Even under current regulations, you may still be able to proceed with legalizing his status.

Can i get around the 10 year bar after being deported if married to a US citizen?

Consult with an immigration attorney. Maybe possible but depends on multiple factors and ultimately, discretion of the officer making the decision.

Your spouse can on the H-4 EAD but you cannot as your H-1 is employer specific.

Filing another H4EAD with new H1b transfer PP since current H1B approved(until 2024) while H4 i539 extension and H4EAD pending?

Premium processing no longer affords any expedited processing to dependent visas. That was more courtesy in the past but not any longer. Speak to...

Can I request my interview as soon as possible?

USCIS has been facing extensive backlogs due to both Covid and filing volume. Would be extremely hard, if not impossible trying to expedite your...

Was an international student eligible to get COVID19 stimulus checks?

You need to speak to an immigration attorney, possibly a tax attorney also. Always best to do this prior to filing your taxes.

Can i stay in US beyond my visa/i-94 period, if yes how long?

Speak to an immigration attorney. You may have also entered in the wrong dates as March 20, 2021 would have you still in status.

What are the forms I need to fill out?

You can visit www.uscis.gov to try and get information on what the process is if filing on your own. I would recommend consulting with an attorney...