There is a rule called THE 90 DAY RULE. It basically states that there is a pesumption of fraud if filed prior to the 90 days.

Yes. You can apply and the sevice will consider your basis for the application in determing whether to grant the request.

Is it possible to stay beyond one year in the USA on a B-2 visa during the pandemic?

The extension can be longer at the discretion of the sevice. Fo medical reasons you should include proof that you are paying the bills and a letter...

Asylum final hearing

Failure to appear will result in a removal order issued in your absence. You have the option of seeking another attorney or appearing on your own,

How long will it take for OPT EAD processing in the current circumstances?

Processing times are always changing based on a number of factors. Current processing is taking a long time.

Is there any general hold on employee based PERM processing? How long it could take?

Everything seems to be taking longer. Be patient. We are living in uncertain times.

Your most recent pay stubs should be the pay stubs submitted.

Currently on OPT. H1 petition pending and amendment filed. Are there any risks?

It is not possible top determine your chances of rejection without reviewing the details of your application.

Always free to leave the USA. Whether the exit prior to a decision will effect a future visit? It is not likely as long as they timely filed.

Yes. This will have an effect on the decision whether to grant him a visa.