Press the ' F8' key as your computer is booting up, before the appearance of the Windows logo.

Close all programs and reboot your computer.

To enter in Advanced Options menu in Windows 7 and Vista OS: * Note: Use this solution to disable driver Signature Enforcement just once in order to install a unsigned driver (e.g.

Solution 1: Disable Driver Signature once.* Solution 2: Disable Driver Signature completely. Solution 1: Disable Driver Signature once. How to Disable Driver Signature Enforcement in Windows 8.1, Windows 8, Windows 7, Windows Server 2008, or Windows Vista.Īttention: Keep in mind that disabling the Driver Signature Enforcement is a security risk, and you must disable it only if you are sure that the driver or program that you want to install and run is trusted and legitimate. In order to resolve digitally signed driver installation errors, follow the steps below: – Windows did not find a Microsoft signature associated with the software package you want to install. – Cannot run (execute) an unsigned software (program). – Cannot load or install an unsigned driver. – Windows requires digitally signed driver OR Digitally signed driver is required. – Windows cannot verify the digital signature for this file. Problems-Symptoms that are solved with this guide:

But this becomes a problem in the case that you own an old unsigned legitimate software or driver and you want to install or load it to your computer, because the OS doesn't allow it to work or load. But in real life, publishers and vendors cannot always pay Microsoft to verify all their products or Microsoft cannot verify all the drivers or programs that are published every day. This means that all drivers and programs must be digitally signed (verified) in order to be installed and run on latest Windows Operating Systems.ĭigital Signatures ensure that the software publisher or hardware vendor is trusted and verified by Microsoft. Driver Signing is a method to verify the identity of the software publisher or the hardware (driver) vendor in order to protect your system from been infected with malware rootkits, that are able to run on the lowest level of Operating System. In Windows 8 (& 8.1), 7 & Vista Operating Systems, you cannot load a driver or execute a program that hasn’t a Driver Signature.

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