1, the first use of disk or CD-ROM to start the installation program into the interface
2. After selecting "Repair your computer"
3, then select " Troubleshooting / Troubleshooting "
4, select " command prompt / command line prompt " files modified by CMD
5, after turning cmd, we use the aid of a magnifying glass program "Utilman.exe" it first to change the name. Then again, "cmd.exe" copy become Utilman, so the next boot time, when selecting an auxiliary tool, it will become a start cmd.
6. Restart
7, into the forgotten password system login screen, you can choose under "Auxiliary input tools" in the options.
8, this time click the magnifying glass program became CMD, and then use " net user " and "net localgroup" command to create a new user and added to the Administrators group.
9. End
PS: After landing system for safety reasons, we also need to delete the user account you just created.