?Your Windows administrator password is the password you use to log on to your computer with administrator level functions. You can help keep your computer more secure by changing your Windows administrator password regularly, and by using a strong password. However, here comes the problem that you could probably forget your Windows administrator password because of its flexibility and complexity. And when you lost your Windows administrator password, how can you get out of the situation without formatting and re-installing the operating system? Do not worry, as far as I know, there are do several method that could help you to gain access to the system. One of them is by trying hard to remember the forgotten password, or a password of another user who also has the administrative rights to withdraw your old one's. However, I don't think this way will bring you any good news; otherwise you wouldn't be sitting here searching for help, would you? Another one is by trying to restore a backed up System State (in Windows 2000/XP/2003) or a ERD (in NT 4.0) in which you do remember the password. However, there is a disadvantage here that you will probably lose all of the latest adds users and groups, what is more, so will all the changed passwords for all of your users since the last backup was made. The third one is to install a parallel operation system on a different partition on the same computer, then use a simple trick to gain access to the old system. The problem with doing so is that it is not easy if you are not a techie and it takes time if you want to do it in a short time. The fourth one is to use third part tools like Windows Password Recovery 6.0 that will enable you to reset the lost administrator password and logon with a blank password. Windows password Recovery 6.0 is an easy-to-use tool designed for resetting local administrator and user password on any Windows system. To use it, you should follow the steps below: 1.Download Windows Password Recovery 6.0 from the official site. 2.Decompress the Windows password Recovery 6.0 and note that there is an .ISO image file. Burn the image file onto an blank CD with the burner freely supported by SmartDoctor. 3.Insert the newly created CD into the locked computer and re-boot it from the CD drive. 4.After launched the CD, a window pop up with all your account names (if you have several accounts); select one of the accounts that you have forgotten its password to reset it. Just one press, you have removed the password. Hope tutorial this will help you. Note: There is a Password Recovery Bundle here which including not only Windows Password recovery 6.0 but also other programs that can recovery your PDF password ,office password as well as rar password.