Failed to mount

When I click to unlock encrypt data and type password for access the data this message comes out Mount Filed->"Error in unlocking /dev/sda3:Failed to activate device :Operation not supported ". Please tell me how to solve this problem because of this I can't access my windows files and folder.

If your using Kali in a VM on a Windows host, enable file sharing in your VM set up and you can move files about.

If your using kali in dual boot then that is expected behaviour, Windows uses TPM secure boot and Kali does not