What should I do if win7 cannot verify the digital signature?

Digital signature is an encryption technology and an application of asymmetric key encryption technology and digital digest technology. However, recently some Win7 32-bit Ultimate users were unable to enter the system when booting and displayed "The digital signature of this file cannot be verified." How to solve this situation? We can try to repair the computer. Below, the editor will introduce to you the solution to the problem that the win7 system cannot verify the digital signature of the file.

Method 1:

1. First turn on the computer and quickly press F12 to enter the bios. Different computers have different buttons to enter the BIOS. You can refer to the picture below:

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2. After entering the BIOS, find the "secuse boot" option and select "Secure Boot Control" "It is set to "disable";

3. Switch to the "boot" option and set "launch csm" to "enabled";

4. Finally, find the "exit" option, set "os optimized deaults" to "enanble", and press "F10--Y--Enter" to enter the system normally.

Method 2:

1. Press and hold the power button to force shut down the computer. When restarting, the "Repair Computer" option will appear;

2. Select "Repair Computer", start the repair, and select "Don't Send" after the repair is completed;

3. Select "View System Restore and Supported Advanced Options - -Command Prompt";

4. Enter "del /f /s /q c:windowssystem32driversLDrvPro64.sys" in the command prompt and press Enter to restart.

The above is all the solutions to the problem that the win7 system cannot verify the digital signature of the file. Win7 users who encounter similar problems can try the above two methods. If there is an infinite restart, you can boot and press F8, select the last known good configuration.

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