Hey friend!

In order to become IFS officer you have to give UPSC exam and pass the three phases of UPSC exam. In order to pass the exam one must be graduate from any field and must be minimum 21 years old.

IFS represent the country in foreign land. It is diplomatic service and it deals with external affairs of country.

For more details click on the link below=>

https://www.careers360.com/careers/indian-foreign-service-officer

All the best friend!