In this post, you’ll learn more about the Error FVE_E_INVALID_PASSWORD_FORMAT – 0x80310035 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
FVE_E_INVALID_PASSWORD_FORMAT – 0x80310035
Win32 COM Error Error Description
The format of the recovery password provided is invalid. BitLocker recovery passwords are 48 digits. Verify that the recovery password is in the correct format and then try again.