administrative password not recognized when loged as another user have the same computer

In Windows Vista Home Premium edition that I was able to give a password for administrative when requested by any program, I tried to use when requested by windows but now windowes said that she does not recognize the user or password.

why he stopped the administrator and the password are the same. only works when I am newspaper as an administrator thous opening my machine actack by other machines in the field. What happens a lot.  Is also an inconvenyance I need to change the users. but still not able to use the program with the ariginal user. That's happened. or you know? Why did he stop working?

Hello

1. did you of recent changes to the computer?
2. what happens when you try to start in safe mode?

Method 1:
If you have not tried, I suggest to start in safe mode and check if the problem persists.
What is safe mode?
http://Windows.Microsoft.com/en-us/Windows-Vista/what-is-safe-mode
See the advanced startup options (including safe mode) for more information about starting in safe mode.

Method 1:
I suggest you to see the link:
"How to use the system restore to log on Windows 7 or Windows Vista when you lose access to an account".

Method 3:
I would also suggest rfer link and check if it helps:
http://Windows.Microsoft.com/en-us/Windows-Vista/troubleshoot-Windows-password-problems

Tags: Windows

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