Hello Aspirant,
No, as per the recent notifications July 20th was the last date to register for JEE-Main 2021 session 4 so unfortunately you cannot register yourselves for JEE-Main 2021 now because it is already July 23rd and the registration process for JEE-Main 2021 session-4 got over on July 20th. So now you have to wait for next year.
You can check out all the official notifications form the link given below :-
https://jeemain.nta.nic.in/webinfo2021/Page/Page?PageId=1&LangId=P
For more details, kindly check out the link given below :-
https://engineering.careers360.com/exams/jee-main
If you have already registered then to bind-up your preparation of JEE-Main 2021 kindly check out the link given below :-
https://learn.careers360.com/jee-main-rank-booster/?icn=jee-rank-booster&ici=c360-Exam-View-WEB-Sticky
I hope this information helps you.
Good Luck!!
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