In this post, you’ll learn more about the Error TPM_E_PPI_BLOCKED_IN_BIOS – 0x80290304 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
TPM_E_PPI_BLOCKED_IN_BIOS – 0x80290304
Win32 COM Error Error Description
The Physical Presence command was blocked by current BIOS settings. The system owner may be able to reconfigure the BIOS settings to allow the command.