What should I do if the DEF disk is lost after reinstalling the win7 system?

Nowadays people are more and more resource-saving. Some things that they can do are done by themselves. For example, most people will choose to reinstall the system. I have to install it myself. As for the method of installing the system, there are many different steps. There is no special step. This brings some conveniences to many users. However, there are some drawbacks to reinstalling the system. It is only after the reinstallation of the win7 system. The disk, the rest of the D, E, F disk is gone. The following small series for everyone to introduce the reloading win7 system after the DEF disk is lost?
In fact, this problem is not surprising, this is a security mechanism for disk protection, if you are in the win7 system If you have a phenomenon, you can use the "disk management" function that comes with the system to retrieve it. Of course, it is also applicable under the win8 or win10 system. Let's take a look at the specific recovery method.
The specific operation method is as follows:
Right click on my computer, then select the management option, then select Disk Management and click to enter. At this time, you can see D, E, F and other disks. However, these disks do not have a name, and there is no allocated disk. Then you can solve it yourself, as shown below. Step



more quickly after you reinstall the system to help us solve the problem of lost disk, only to find the system "Disk Management" function, change the drive letter on a specified disk partition And the path, the problem can be solved, and the small partner who has agreed to the problem can come and try it!