"The hash value of the file is not in the specified directory file. This file may be corrupted "

win8.1 How do I set the Disable driver signature? Many have because of upgrading the video card or other reasons, you need to disable the driver signature, but do not know where to close, below the green tea small to teach you to disable the method of the top program signature enforcement.

Because the 64-bit win8.1 considers the system security problem, has not had the authentication signature driver to limit installs, but most uses the driver file the small program cannot have the digital signature authentication, for instance the frequent brush machine's friend uses the handset to drive and so on, we cannot smoothly in 64 bit win8.1 above uses our previous drive The program? Of course not, we can resolve this by disabling the win8.1 driver to force the signature.

64-bit win8.1 disable driver forced signature

In fact, there are many ways to use unsigned drivers in 64-bit win8.1, such as, in the login wait screen after the F8 key (different motherboard will have a difference, you can go directly from the system by method), into the Windows system advanced Startup items, We will find a few different places with the original XP system, the last one in order to disable the driver signing force, according to this entry into the system can use the unsigned driver, of course, the use of debug mode can also be loaded with unsigned drivers, not recommended here.

Small series This is a traditional system, but there is no difference, click here "Restart Now" can be directly into the Advanced boot interface!

This solution is very simple, but can only be set at the start-up, and after the computer restarts and back to the original state, there is no one-way method?

The command to turn off the force-driven signature in a Windows 8.1 system is:

Bcdedit.exe-set loadoptions Ddisable_integrity_checks

Open the cmd command line as an administrator, then enter the command above, and then restart the computer when you are done, and you can use the unsigned driver on the 64-bit win8.1 system at any time. Of course, this operation also reduces the safety factor of the system, so it is not recommended to be closed all the time, and it is not recommended to be used by inexperienced users, and it is a safe first step to develop a good safety awareness.

"The hash value of the file is not in the specified directory file. This file may be corrupted "