Haii kajal arya

The age eligibility for IAS is 21-32 and the qualification should atleast degree from any recognized university or college

The IAS exam will like three stages where prelimins,  mains , interiview like this of you selected in these three then other formalities like medical check up and etc..

First of all please know the pattern and syllabus for IAS

Alot of hardwork is required to become as IAS officer

For your better understanding i will provide you the link below

https://www.google.com/amp/s/competition.careers360.com/articles/upsc-civil-services/amp

Good luck