Win7 system using XP virtual mode problem solving

Nowadays, there are many users who use win7 system, but some users have older machines, then they want to install win7 system, then you can use XP virtual mode in win7 32-bit Ultimate system, which solves the compatibility problem of old software. And can play the new features of Win7. It is a highlight of the Win7 system, bringing users two operating experiences of XP and Win7. But one user has encountered the problem of XP virtual mode failure, what should I do? Win7 system users who have encountered this problem, please take a look at the following reasons analysis and solution. The specifics are as follows:
1, XP virtual mode requires CPU support, to detect whether the CPU meets the virtualization requirements is: Microsoft's hardware virtualization aids to troubleshoot detection.
2, virtualization function is not activated: AMD-V, Intel VT, VIA VT virtualization function is activated in the motherboard settings;
3, some OEMs forbidden the XP virtual mode for security reasons. Users can use the firewall to see if they are banned.