Re: su - Authentication failure - reinstall fedora ? Correction!

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Please disregard my last email about single user mode. You should use
the rescue mode offered on the Fedora 20 Install CD/USB.

Here are those instructions:

http://fedoraproject.org/wiki/How_to_reset_a_root_password


On 08/30/2014 01:13 AM, Angelo Moreschini wrote:
> Hi,
> after that I installed fedora 20, I am not able to get the login as su.
> When I try to sign me as super user, I always get the answer
> "Authentication failure".
> 
> I don't think that I really type wrong the password that I set at
> install time:/I typed it twice/.
> Rather I think that they are some funny characters inside it.
> 
> So I lost the hope to try to guess the password and I think to re
> install Fedora.., but I have a problem.
> 
> My computer is dual boot with Windows XP and I am not sure how uninstall
> Grub (how to manage the MBR when to the computer start) before to
> uninstall Fedora...
> Some time ago I tried to fix this problem using Windows in recovery mode
> (command fixboot) and, at last, I had to reinstall also Windows XP
> (further that Fedora)..
> 
> Can I have an advice how  to arrange the dual boot on my computer,
> before to uninstall Fedora??
> 
> Thank you
> regards
> 
> Angelo
> 
> 
> 
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