Hello student no application form is not released by Mumbai university for admission in Junior/degree college, it's expected that the application form shall release in July but as dates are not announced by the authorities yet so I'm unable to provide you the exact information.

The application form shall out in couple of couple of weeks. I request you to please help me with the college/ course in which you're willing to get admission so that I can check and provide you more information about admission process, eligibility criteria and application dates.

For more details refer to the link mentioned below -

https://www.google.com/amp/s/university.careers360.com/articles/mumbai-university-admission/amp

Feel free to comment if you've any doubt

Good luck