Forgot password for windows vista - Dell OptiPlex 170L PC Desktop

If you forget Windows password, you can have a try of Ophcrack, Offline NT Password. But I think the best solution is Anmosoft Windows Password Reset Software. No data will be lost. Windows Password Reset Software

You can reset windows password using password reset disk. If you do not have password reset disk then you can use Windows password recovery software to reset windows password. If you opt for second method then try to find software which perform fast password recovery (click http://lmgtfy.com/?q=Quick+Windows+Password+Recovery+Stellar to learn how to search such software).

This is totally different from "How to disable password"



Lost Windows password:

• Login as Administrator. Try with no password (load safe mode if you don't see Administrator). Press F8 during boot to access Safe Mode.
  
• Login as other user (if other user is available) and manage users. Must be an administrator.
  
• Reformat computer.
  
• Use 3rd party software to remove password. Like http://www.top-password.com/reset-windows-password.html
  
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• Login as Administrator. Try with no password (load safe mode if you don't see Administrator). Press F8 during boot to access Safe Mode.
  
• Login as another user (if another user is available) and manage users. Must be an administrator.
  
• Reformat computer.
  
• Use 3rd party software to remove password. Like http://www.top-password.com/reset-windows-password.html