Hello Aspirant,

You can download it from the official website and it might get released anytime soon so keep yourself in the touch of official website :-
https://jeemain.nta.nic.in/

Once it will get released you will be able to download it from following the steps given below :-
> After visiting to the official site just click on the link displaying JEE-Main 2022 Admit card. 
> Now enter the JEE Main 2022 application number and date of birth.
> Enter the security pin as mentioned there on the screen.
> Now click to download JEE Main 2022 Admit Card.

For complete details about JEE-Main 2022 Admit card kindly check out the link given below :-
https://engineering.careers360.com/articles/jee-main-admit-card

I hope this information helps you.
Good Luck!!