How does Win8 system force the installation of unsigned drivers?

Win8 system works very hard on security. Unsigned drivers or programs cannot be successfully installed. What if you want to force these unsigned drivers on your Win8 system? Let's take a look at it with Xiaobian.

First, the ordinary method (only one time after the operation is valid):

1, if it is Win8 (main) dual system, when starting to select the system, select the bottom: change the default Value or select other options - "Select other options -" Troubleshooting - "Advanced Options -" Windows Startup Settings & mdash; Restart, then select “ Disable Driver Forced Signature >;

2. If you Not Win8 (main) dual system, or Win8 single system, after entering the system, Win key + C key - "call up Charm menu - "Change computer settings -" Settings - "General -" Advanced startup immediately restart -" Troubleshooting - "Advanced Options -" Startup Settings - "Restart, then disable the driver to force the signature.

This method requires repeated steps each time.

Second, the perfect way (to avoid testing a lot of troubles when changing the driver & sound card):

1. Open Notepad and copy the following into the text, named “Open”Save, change the suffix .txt to .cmd

bcdedit -set loadoptions DDISABLE_INTEGRITY_CHECKS

bcdedit -set TESTSIGNING ON

2. Open Notepad, copy the following into the text, name it "ld"; close & rdquo; save, then change the suffix name .txt to .cmd

bcdedit -set loadoptions ENABLE_INTEGRITY_CHECKS

bcdedit - Set TESTSIGNING OFF
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3. Right-click “Open.cmd”Run as administrator, as shown in the figure:

4 Restart the computer, after logging in to the desktop, it will appear "Debug mode" (as a reminder) on behalf of the successful

5. Repeatedly restart the installation of the unsigned driver is no problem, but hate the watermark Very annoying, you can go back to the unzipped directory, run “ close.cmd”

6. After restarting the water The print is gone!

The above is the two ways to solve the mandatory driver signature for everyone. After completing these steps, you can restart/install the unsigned driver on the Win8 system.