16 inch MacBook Pro 2019

See: If your Mac doesn't turn on - Apple Support

Note that the last step is to contact Apple. If you bought less than 14 days ago, you can return the mac and get a new one.

prpatel88 wrote:

I bought a brand new MacBook Pro and it won't turn on. Charged it held power for 10 seconds called all support they couldn't fix it I need help badly please .

Return it for one that works.

Call Customer Support (800) MY–APPLE (800–692–7753)