In NIL case you no need to touch Annexure 2A 2B tab
follow the steps
1. Return => Form16 ( fill other details like owner name ,designation etc etc Click on save button)
2. Return => form 1 ( same as form 16 fill other details applicable on you & click on save)
3 Return => approval of return ( click on approve button)
All three steps should be in given form.
Deepak ! if not done please leave your number