Unprotecting worksheet in itr-2

Vivek Shiroor (Executive Vice President - retired)   (30 Points)

12 July 2017  

While filling ITR-2 - worksheet for SPI-SI-IF sheet for entering income chargeable at special rate, the system asks for Unprotecting the sheet. The cells are not green and hence cannot be entered unless unprotected

 

kindly guide how can I proceed. I have already enabled editing and content. I am using Excel version 2010.