Hello,

JOSAA registeration starts on October 6 .

You have to register and fill the choices, then the seats will be allotted based on your rank in JEE

You have to register on official website and use the jee main application number and password to login.

You should check and verify the registration form details and you can modify it if anything needs to change

You should have a strong password.

After registration,

You fill your choice regarding institutes and courses you are interested in .

Then you should lock those choices before the last date.if it is not locked, it will be locked automatically on the final date

Please visit the link given below for further details :

https://engineering.careers360.com/articles/josaa-registration-and-choice-filling

Hope it helps

Good luck!