Recently, some users of windows 10 system reported that they had encountered such a problem, that is, they found that the digital signature was missing after modifying the graphics card driver. What should they do when they encounter such a problem? This paper will bring you a concrete solution to the disappearance of digital signature after modifying the graphics card driver of Windows 10 computer.

1. In the right-click menu of this computer, select Manage to enter computer management.

2. Click Device Manager;

3. Find the display card-right click on the used graphics card to update the driver software;

4. Don't search for drivers online, use local drivers;

5. The previous steps are consistent with the normal installation of the driver. But here, instead of browsing for drivers, we choose to choose from the device driver table of the computer;

6, choose to install from the hard disk;

7. Find drivers that are not digitally signed by Microsoft. Open;

8. The driver appears in the list, and Windows prompts that the driver has not been digitally signed. Click Next. After entering the installation, there is no operation, either success or error, and the driver cannot be installed to automatically restart the computer. Restore to the compatible driver version of the original Windows.

The above is the detailed solution to the digital signature missing after the driver of Windows 10 computer graphics card is modified. You can solve it according to your above method.