The error code 52 in Device Manager or DXDiag it indicates that Windows cannot verify the digital signature of the drivers for a specific device. You will not be able to install the drivers for the device and the device may stop working.
This problem occurs for many users, especially with Windows 7. There is no clear root cause for the error, but some users started seeing it after installing a specific update, and the update was different, which means that some of them might have caused the problem. Basically, indicates a controller failure, and Microsoft would recommend running the troubleshooter or updating the drivers manually.
However, if you've ever had other driver issues, you know the above solutions rarely work, but luckily we have some other things you can do to help you solve the problem, and they have been confirmed to work for multiple users. . with this problem. The first method is universal and will help almost any device with this problem., along with the second, and the last and last method is if your problem is with USB drivers. See which one best suits your situation and move on.
Method 1: remove the top and bottom USB filter inputs (only applies if the problem devices are USB controllers)
There are two registry entries known as upper and lower filters, that can cause these kinds of problems, and erasing them is usually the way to solve them. However, note that editing your registry can cause a lot of problems if done incorrectly, so you need to check it before proceeding with each step of the method.
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Press the Windows and R keys on your keyboard simultaneously. Type regedit in the Run dialog and click If you get a UAC message, accept it.
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In the registry editor, use the navigation panel on the left side to navigate to the next folder:
HKEY_LOCAL_MACHINE_SYSTEM_CurrentControlSetN-Class {36FC9E60-C465-11CF-8056-444553540000}
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Find top filters and bottom filters Select one, from the Edit menu on the top toolbar select Delete and click OK. Repeat the process for the other value.
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Close Registry Editor and restart your computer.
In this point, you have three possible solutions to your problem. However, not all can be used in all situations, so it is recommended that you read them all and see which one best suits your situation. Then, go ahead and use it to solve your Code problem 52.
Method 2: use an elevated command line to disable integrity checks
The problem occurs when Windows tries to verify the digital signature and integrity of a device, and disabling that option may allow you to install the appropriate drivers. The steps are the following:
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Press the Windows key on your keyboard and type Right-click the result and choose Run as administrator.
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At the command prompt, type the following commands and hit Enter on the keyboard after each one to execute them:
bcdedit -set loadoptions DDISABLE_INTEGRITY_CHECKS
bcdedit -set TESTSIGNING ON
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If you receive a message from UAC, press YES / LOW / OK
If this doesn't work, there is another set of commands you can use. Follow the step 1 of the method to open the command prompt and, in step 2, replace the above commands with the following:
bcdedit / deletevalue loadoptions
bcdedit -set TESTSIGNING OFF
You shouldn't get the Code error 52 at this time, but if you receive it, continue with next method.
Method 3: disable driver signature verification from advanced boot options (Windows 8 Y 10) only
This method will allow you to disable driver signature verification before Windows starts, which may allow you to install drivers for problematic devices without Windows verifying signatures.
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Before Windows starts, repeatedly press F8 or Shift and F8 on your keyboard to access Advanced Boot Options. If this doesn't help, boot the system and interrupt the process by restarting it with the power button 3 or more times until it takes you to the advanced menu.
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Click Choose an option -> Advanced Options -> Startup Settings -> Restart. After rebooting the system, choose option 7.
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When Windows starts, you can try to update the drivers from Device Manager. The steps to do so are as follows, and you need to repeat them for each troublesome device one by one.
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Press the Windows and R keys on your keyboard simultaneously. In the Run dialog box, type devmgmt. msc and hit Enter.
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In Device Manager, look for the problem device. You will recognize it by the yellow exclamation mark next to its name.
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Right click on the device and select Update Driver Software. Follow the wizard until the driver is installed and restart the device if necessary.
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Repeat this process for each device where you see an exclamation point next to it.
