Dear Shibili,
I would like to tell you that to become Legal Advisor you need to have certain requirements.
As an educational background you need to have following-

• Bachelor's degree in pre-law or similar field, followed by completion of LSAT and law school degree
• master's degree in law-related field may also be beneficial

Also candidate should pass bar exam and acquire state licensure which will help you to become a legal advisor.

i hope you understand this information

All the best