What file is Ntoskrnl.exe?
Ntoskrnl.exe is an important process for downloading Windows operating systems, which is called Ntoskrnl.exe by Ntldr after the system pre-boot and boot phase, so missing the file will not start the system.
Workaround:
1, in the same version of the normal Win7 system computer, into the C:windowssystem32 directory, copy ntoskrnl.exe files. Of course, can also be downloaded online;
2, in WinPE or DOS copy of the file copied paste into the problem of the Win7 system within the corresponding directory (recommended use of U disk PE system, it and the system copy and paste similar);
3, after the completion of the copy can be turned on, into the use of anti-virus software to scan the system.
The content of the above tutorial is Win7 Pure version of the system boot black screen prompts Ntoskrnl.exe file loss solution, the boot encountered a black screen is one of the common problems, as long as the reason can easily solve the problem.