Hi Aruna,
To fill the application form of PSAT, follow the steps mentioned below:-
Select an available centre and preferred test date for the exam.
Pay the exam fee which differs for the SAT with and without writing. After this, the candidate will be able to access and download the admission ticket required for the test day.
Registration for the SAT 2019 can also be done via mail.
You may refer to this article for more information about SAT Application Form.
Feel free to ask doubts in the Comment Section.
I hope this information helps you.
Good Luck!
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