To prevent the driver from signing the warning dialog box:
1. Open XP system, on the operating system desktop to find "My Computer" right click to select "Properties", as shown in the following figure;
2. In the pop-up "System Properties" in the interface to the "Hardware" tab click "Driver Signature", as shown in the following figure:
3. Then we check the "apply this operation as system defaults" in the system Administrator option, and then on the "What do you want Windows to do?" Select "Ignore-install software, do not ask for my consent" and click "OK" button, as shown in the following figure:
4. When you return to "System Properties", click "OK", as shown in the following figure:
Although the driver signature hint is Microsoft in order to ensure that the operating system in good faith, but sometimes it will become our obsession, installation system encountered this problem can be set up by this method to cancel out.