In this post, you’ll learn more about the Error TPM_20_E_POLICY_CC – 0x802800A4 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
TPM_20_E_POLICY_CC – 0x802800A4
Win32 COM Error Error Description
TPM 2.0: The command code in the policy is not the command code of the command or the command code in a policy command references a command that is not implemented.