Got this graphics message on lenovo miix 3-1030: Windows cannot verify the digital signature for this file. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source. Device Manager reported no problems with the Intel HD Graphics. Driver provided by Intel dated 12/21/2015. Digital Signer: Microsoft Windows Hardware Compatibility Publisher As far as I can tell video is working fine.