Win7 can't boot after removing iertutil.dll. Solution

If we are running the win7 mirroring system, we often encounter some problems. For example, we accidentally deleted our system file ertutil.dll, which may lead to our computer. Unable to boot, found that it is difficult to find the file. After being deleted, we will not be able to boot because there is no such system file. If you have encountered the same problem, what should I do? In fact, you can solve it without reinstalling the system.
1. We right click on the blank space of our desktop, then see the task manager open it, a new window will appear, directly using the shortcut key can also be opened directly by Ctrl+Shift+Esc.

2, upper left corner of the menu bar win7 we open a new window in which there is a word file, and then select the Create a task, write C in the browser task inside: WINDOWSsystem32 this command, the final confirmation of the above operating.

3, then we open the process cmd.exe window, and then can be directly copied cd c: windowssystem32dllcache direct the Enter key on it. Then copy the copy iertutil.dll c: windowssystem32 command to the same Enter key, and then our window will appear a prompt to copy the file.

we often encounter when the missing files in the computer, then we can not be downloaded in the case can go to download a copy on another computer and then into the appropriate folder, and then you can restart The win7 system boot time encountered iertutil.dll can be solved according to the above method.