Virtual CD-ROM installation win7 tutorial

Win7 has come to some time, the public's reputation is still very good, all more and more people began to upgrade the system to win7. But when installed, it feels no xp simple. In fact, they are all the same. There are many ways to install win7. In order to popularize win7, Microsoft has made efforts in the method of installing win7. For example, Microsoft has introduced a fool-type program for installing win7 with u disk, which is very practical and convenient. Program download can refer to
http://www.iplaysoft.com/win7-usb-dvd-download-tool.html
Of course, if your computer can't start, or there is not enough big u disk to load win7 For system mirroring, there is an easy way to install it with a virtual drive.
The following is a brief introduction to everyone.
First of all, your computer must have the following stuff:
1. A system that can be run to install a virtual optical drive
2. Again, it is a virtual optical drive. It is recommended to use DaemonToolsLite, the download address is
http://www.iplaysoft.com/daemon-tools-lite.html
3. Finally, of course, there must be a system image file, the general suffix is ​​iso.
Okay, let's start installing win7.
First of all, we have to install a virtual CD-ROM drive on the original system. Double-click the installation file, the installation program dialog box will pop up:

OK,

Click Next, until it appears:

Select free license, then next, until :

This is very important, the software is installed to the C drive by default. We have to change it, because we have to install win7 to the C drive, the installation will be unable to use the C drive, the virtual drive will not work. So we have to change to D drive or other drive. I just put the program on the D drive.