hi,

see today jee main third and fourth sessions exams date has released.

the 3rd session for JEE Mains 2021 will be conducted from July 20, 2021, to July 25, 2021,

JEE Mains 2021 fourth session will be conducted from July 27, 2021, to August 2, 2021.

there is no notifications released regarding online proctored test of jee main, you should prepare for the exam as it is held on previous sessions.

hope it would help.

for latest updates follow the article of careers360:

https://engineering.careers360.com/articles/jee-main-exam-dates