Why is there a prompt “Windows cannot verify the digital signature for the drivers required for this device.” when installing HDML-Cloner Pro Helper?

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This problem is caused by lack of related system patches in Windows operating system. You can click “Windows Update” to update system patches or refer to this page: https://technet.microsoft.com/en-us/library/security/3033929.aspx

You can also directly download the system patch from

64 bit:

https://www.microsoft.com/en-us/download/details.aspx?id=46148

This problem tends to occur in the following systems:

Windows 7 Service Pack 1 (SP1) 32-bit

Windows 7 for x64-based Systems Service Pack 1

Windows Server 2008 R2 for x64-based Systems Service Pack 1

Windows Server 2008 R2 for Itanium-based Systems Service Pack 1

Windows Server 2008 R2 for x64-based Systems Service Pack 1


Updated : Jul 02, 2019.