Is this legal for them to withhold my license renewal, unless i contact and pay this other lawyer? I have not been served.

You need to get that default judgement lifted. There are few different ways of getting that done. Speak to an attorney.

I would not be worried about upping the charges.

Should I hire an Attorney for a 403A1 ticket?

An attorney can go to court instead of you and an attorney gives you a better shot at beating the ticket.

How can I appeal hearing decision ?

see website: https://dmv.ny.gov/tickets/appeal-tvb-ticket-conviction

How should I plead?

Guilty with an explanation and plain guilty is for all practical purposes the same thing. There is a real third option - that is to have an...

Can you tell me if this ticket carries points?

Disobeying a Traffic Control Device - VTL 1110a is a 2 point ticket.

Too many unknown variables involved to give a specific answer, but an attorney can go to court instead of you and work it out.

An attorney can go to court instead of you and try to beat the ticket.

It is a 2 point ticket so best to avoid. An attorney can go to court instead of you and try to beat the ticket.

If never pay ticket and car note l just cour sign get court them jail?

Your question is hard to understand. If you rewrite your question in proper english you will get better answers.