Dear aspirant

If you should mention the name of the entrance exam about which you are talking so that we will be able to help you . As you can not mentioned thr entrance exam's name , I am trying to help you overall generally.
for 2020
NEET results are not out yet, so counselling starting date is not confirmed.
for JEE Main counselling will start tentatively on 6th October

JEE advanced 2020 application form submission date has been expired on 17th September

For 2021 session

NEET application forms will be released tentatively on November 2020

JEE main application forms will be released tentatively on September 2020

NIFT application forms will be released  tentatively on fourth week of October 2020

Etc.

Next time be specific we will able to help you.

Best wishes.