How to solve the problem that there is no digital signature when installing the driver in win7 system?

php editor Yuzai’s answer: When installing the Win7 system driver, if you are prompted that there is no digital signature error, you can follow the following steps to solve it: First, try to click "Continue Installation" or "Continue" in the driver installation interface. Run" option and ignore the warning to continue the installation. If there is no such option, you can try to solve it by modifying the system settings. The specific method is to search for "Group Policy" in the Start menu, open the "Local Group Policy Editor", find "Computer Configuration" → "Windows Settings" → "Security Settings" → "Local Policy" → "Installation of drivers does not allow Restricted Hardware option and set it to Enabled. This will allow you to continue installing the driver without a digital signature. Please note that doing so may reduce system security, so use with caution.

What to do if the driver prompts that there is no digital signature when installing the driver

1. Click Start-Run in the lower left corner.

2. Enter "gpedit.msc" in the prompt box and press OK or Enter to open the Local Group Policy Editor.

3. In the opened Local Group Policy Editor window, we find the "Administrative Templates" under User Configuration, double-click the left button to expand the "System" folder on the right.

#4. After expansion, double-click to expand "Driver Installation".

#5. In the right window corresponding to the driver installation, we find the code signature of the device driver and double-click with the left button: Device Driver Code Signature.

6. In the opened device driver code signing window, we select "Enabled". In the drop-down box of options, there are: Ignore, Warn, and Block to choose from. . If we want to install a driver file that has not been digitally signed, we can select "Ignore" and then click "OK".

#7. After the driver installation is completed, it is recommended to set the item that was just set to ignore to "Warning (default setting)" to enhance the security of the system.

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