Wintrust.dll is a dynamic link library file and is connected to the Microsoft Trust Verification process for computer network security that is used by the application programming interface to determine if the application can be trusted. The Wintrust.dll is vital for the Windows operating system for perform the Trust authentication process which is used to make sure the software you are installing is from a trusted software publisher.
Without Wintrust.dll, Windows would not be able to perform the trust authentication process so that when you download software from a website it would not be able to verify the program and would not install it. It would also cause the Windows operating system to freeze or crash, making it impossible to install programs. Every time a program is downloaded from the Internet the Windows operating system must find the Wintrust.dll file in the system files folder, if this file is not found you will receive a Wintrust.dll error message.
This is never a good error to see as it can be annoying and not allow you to install anything, when you get the Wintrust.dll error a message will pop up on your screen telling you that the Wintrust.dll cannot be found. So if you if you get this error message there are three things you can do to get rid of the error message.
Listed below that can cause the Wintrust.dll error and how to fix it.
The first reason that can cause an Wintrust.dll error is if the file has become corrupt causing the Windows operating system not to find the Wintrust.dll file in the system folder , this happens when Malware gets into your system and damages the Wintrust.dll causing you not to start the Microsoft trust verification process. The second way is if the Windows operating system has become corrupt and ceases to function properly so that it cannot find the Wintrust.dll file in the system files folder.
To fix the Wintrust.dll error message for a corrupt file or a corrupt operating system you will need to run registry cleaner to remove the Malware that has infected your system and damaged the wintrust.dll or the Windows operating system. This will remove the harmful Malware that infected the file or operating system and remove the error message. You may also need to reinstall the Windows operating over top the previous installation, if the Malware has damaged the Windows operating system beyond repair.
It is also a good idea to run a registry cleaner not only to remove the Wintrust.dll error message but remove harmful Malware which can infect your system and damage vital system files or programs and will also help the performance of your system by speeding it up.
The third reason that can cause a Wintrust.dll error message is if a virus infection sneaks on to your system and damages the file causing it not to be found properly as there are many viruses out there that can cause these sorts of error problems. To fix this problem you will need to download and install a virus scanner to remove or quarantine the virus infection.