Hello,

No, you cannot fill choices in the second round counselling of Karnataka NEET counselling. The schedule for the second round of counselling is not yet declared. Keep an eye on the official website or the link below for the latest information. Karnataka Examination Authority (KEA), Bangalore has announced round one result of Karnataka NEET 2021 counselling on the official website - cetonline.karnataka.gov.in. KEA is conducting Karnataka MBBS counselling 2021 for 85% state quota and 100% private colleges seats.

https://medicine.careers360.com/articles/karnataka-mbbs-counselling