In
this tutorial we will reset the administrator account password in
window 7. With this method you can reset any users password in window 7.
Window have a inbuilt utility
Utilman.exe for disabled people.
Utilman.exe
allow users to configure the accessibility options like Magnifier, High
contrast theme, Narrator and On Screen Keyboard before they log onto
the system.
This utility was designed for disabled people who are
hard of sight, hearing or mobility to log onto Windows themselves
without the need of outside help. You can run this utility by pressing
Window
Key + U on window login screen. Or you can click on
Ease of Access icon. This will load
Utilman.exe application from
Windows\System32\ directory. Furthermore this application run under the system account which have the highest level of privilege.

You can take advantage of this utility to reset the user accounts password. You need to replace the
Utilman.exe file with
cmd.exe
file and you will have access to the command prompt running under the
SYSTEM privileges. From command prompt you can easily reset the user
password.
Step by step guide on how to reset window 7 password
Our primary goal is to replace the
Utilman.exe with
cmd.exe.
You can achieve this goal by several methods like boot system with Live
disk and replace the file, boot system with recovery disk and replace
the file. In this tutorial we assume that you do not have any bootable
disk or live CD. We will do this without any third party software or
disk.
To do this turn off the system without properly shutdown.
Repeat this until you get Windows Error Recovery message on start up.
Select
Launch Startup Repair (recommended) and press Enter Key

Window will load necessary files for recovery

Window
will automatically try to fix the problems. This process usually take
long time so stay cool, you need to do nothing here.

After a long wait [ around five to ten minutes ] you will receive following message
Windows cannot repair the this computer automatically.
Click
view problem details

It
will open problem details in message box. Scroll the message to bottom,
at the end of message it contain hyperlinked privacy statement, click
it.

Privacy statement will appear in notepad, Click
Open option from
File menu item

Click
Computer to show all drive

You
have to check each drive for Window. Drive letter showing here will be
different from the drive letter you see in My computer while system
normally boot. Open each drive and find out the partition which contain
the windows installation files.
Open
Windows folder

Open
system32 folder

Change file type to all

Select
Utilman file and do Right click and click
Copy
Paste the copied file

Select the copied file and do right click and click
Rename

We will change it with some descriptive name

Set it to Utilman-org

We have taken the backup of original file. Now delete the original file. Select the Utilman file and do right click and click
Delete

Confirm delete operation

Now select the
cmd file and do right click and click
Copy
Paste the copied file

Select the copied file do right click and click
Rename

Rename it with
Utilman
We have replaced the
Utilman.exe with
cmd.exe

That's all we need to do here. Close the dialog box, close the file, and close the Startup repair box and Click finish

System will be shutdown. Turn on the system again, let the window boot normally this time on login screen click
Ease of Access icon. We have replaced
Utilman.exe with
cmd.exe so it will launch command prompt instead of accessibility options dialog box.

Type following command and press Enter
| net user | Command |
| administrator | User name [ Replace it with user name if changing other users password ] |
| * | Set new password |

Type
the new password / Retype the password to confirm it. Be aware you will
not see any asterisks [*] sign here when you type in your password.

Close the command prompt and use the new password to sing in

Wow
we have successfully changed the users password now it's time to revert
the change which we have made during the process. Open
My Computer and open the window partition

Open
System32 folder and select the replaced
Utilman file

Do right click and click
Delete option

Confirm delete operation

Select the Utilman-org file and do right click and click
Rename

Rename Utilman-org to
Utilman

We have restored the original file.

We
have restored original window utility. To confirm it restart the system
and click Ease of Access icon, this time it would launch original
Utilman.exe

Congratulations you have successfully reset the users password without harming any window files or using any third party tools.