Hey Zaman,

Don't be pessimistic, what if you have not qualified JEE Mains, you can still do miracles. All the things that you can do are as follows:-

• Give other engineering entrance exams like BITSAT, SRMJEE, VITEEE etc.
• Take admission in any state level govt. engineering college.
• Take admission in a private engineering college.
• Do B.Sc. from a reputed college.
• Try off-campus.

To know your other best admission possibilities of Institutes & branches in JOSSA & State counseling as per your percentile, You can use JEE Main College Predictor tool given below

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!