Hello Meghna,

JEE Main counselling through JoSAA includes many steps such as registration, choice filling, locking of choices, seat allotment, and payment of seat acceptance fee. JEE Main 2022 counselling will have a total of 7 rounds. JoSAA will also conduct two rounds of mock seat allotment of JEE Main before the actual rounds of JEE Main counselling 2022 to help students understand the process....

You will get all the needed information through the following link....

https://engineering.careers360.com/articles/jee-main-counselling

Thank you