When jee counselling date and when and how to apply it ?

Yes sir,  as per my knowledge the counselling and allotment of seat with seat acceptance schedule as follows :

You may refer this table as includes all

Registration & Choice Filling Process	Second week of June 2019
2	Mock Allotment Round 1	Third week of June 2019
3	Mock Allotment Round 2	Third week of June 2019
4	First Round of Seat allotment	Fourth week of June 2019
5	Seat allotment acceptance and reporting to help-centre	Fourth week of June 2019
6	Second Round of Seat allotment	First week of July 2019
7	Seat allotment acceptance and reporting to help-centre	First week of July 2019
8	Third Round of Seat allotment

Second week of July 2019

9

Seat allotment acceptance and reporting to help-centre

Second week of July 2019

10

Fourth Round of Seat allotment

Second week of July 2019

11

Seat allotment acceptance and reporting to help-centre

Second week of July 2019

12

Fifth Round of Seat allotment

Third week of July 2019

13

Seat allotment acceptance and reporting to help-centre

Third week of July 2019

14

Sixth Round of Seat allotment

Third week of July 2019

15

Seat allotment acceptance and reporting to help-centre

Third week of July 2019

16

Seventh Round of Seat Allotment

Fourth week of July 2019

17

Seat allotment acceptance and reporting to help-centre

Fourth week of July 2019

Hello Aspirant
Jee main counseling starts on second week of June .
No any extra application required . Simply you have to go to the official website of josaa and login with your Jee main application number and password .
Thanks