Questions about the recovery of passwords.

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220
votes
14answers
524k views

How do I reset a lost administrative password?

I'm working on a Ubuntu system, and my client has completely forgotten his administrative password. He doesn't even remember entering one; however it is there. I've tried the suggestions on the ...
19
votes
4answers
64k views

How do I reset a lost password (using recovery mode requires me to type the password)?

I need to reset my password. I have followed these steps: How do I reset a lost Administrative (root) password? However, then I go to "root" or "netroot" recovery options, it tells me: Give root ...
26
votes
7answers
47k views

Getting an “Authentication token manipulation” error when trying to change my user password

I am logging in to my Ubuntu Server using my username. Once I am logged in I am typing passwd command. Entering a new password but a second after getting following error messages: passwd: ...
55
votes
4answers
165k views

Authentication token manipulation error [duplicate]

I forgot my Ubuntu password so I booted into recovery and dropped into a root shell prompt and this is what happened: root@username-PC:~# passwd username Enter new UNIX password: Retype new UNIX ...
8
votes
2answers
5k views

I unexpetedly deleted administrator account and the other accounts are asking root password

I unexpectedly deleted my user account (the only administrator for the machine). I have another account which is standard account now i cant access my hard disk or anything with that standard account ...
4
votes
1answer
8k views

Reset Windows Password with Ubuntu Live CD

A friend brought me his PC with Windows Vista to reset the user password because he didn't use it for a long while and forgot his password. So I found a tutorial on how to reset the password by using ...
0
votes
1answer
2k views

I deleted my original user account. The new account has no password. How can I enable it? [duplicate]

Possible Duplicate: How do I add myself back as a sudo user? How can enable my admin account? i deleted the other one and now the new one is without password and i cant access it and cant ...
2
votes
3answers
69k views

What is the default password for Ubuntu 12.04? [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? I've just had someone install Ubuntu 12.04. I am not a techie - just a user. I am now asked for a password which I ...
1
vote
2answers
1k views

How to find an ubuntu password which i removed?

I removed my password from the user menu where they gave the option for no password. So i pressed that and now the computer can be logged into but they ask a password which is not my old ...
0
votes
0answers
119 views

how to back to be the administrator in ubuntu 11.10 [duplicate]

Possible Duplicate: How do I add myself back as a sudo user? I was exploring in user accounts. I only have my account but i changed from administrator to standart. and I didn't can put to ...
5
votes
2answers
10k views

How do I open Access-Your-Private-Data.desktop?

Help how do I open this. the README file says THIS DIRECTORY HAS BEEN UNMOUNTED TO PROTECT YOUR DATA. From the graphical desktop, click on: "Access Your Private Data" or From the command line, ...
4
votes
1answer
7k views

How to enable or disabled a user?

I'm uing ubuntu 12.04 desktop. I have 3 users: user1(administrator), user2(standard) and guest. I wanted to disable user1 and enable user2 which auto logs on with no password but after I did that I ...
1
vote
2answers
3k views

can't log in after password change (ecryptfs)

I am on Ubuntu 12.10 with one user using encrypted home. A while back I have changed by user password and then forgot it. I then made a backup of my files using Dustin's help to an external drive. I ...
0
votes
1answer
635 views

Can't access my Ubuntu admin account

It just shows a black screen with words in it for a fraction of a second and then gets back to users screen(where you choose your user). I tried to enter from another account and removed the password ...
3
votes
3answers
7k views

“Authentication Manipulation Error” when trying to reset my password

To reset forgotten password in 12.04 LTS. I am able to boot the computer. i choose root option and then come to password changing. they ask me to enter new UNIX password which i do type. but at last ...
2
votes
2answers
6k views

How to recover the root password on ubuntu server

I lost my root/super user password on Ubuntu server, i tried to boot in a "recovery mode", and choosed " drop to root shell", but it is always asks for: Give root password for maintenance (or type ...
1
vote
0answers
112 views

Get a new password [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? Help somebody to me please.I Installed Ubuntu 12.04 to run along with windows X P.I forgot my password. And now I ...
1
vote
0answers
199 views

Changing the administrator's password [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? I installed Ubuntu 12.04 in my computer along with Windows X P OS.I forgot the password given at the beginning.And ...
0
votes
2answers
484 views

bought off lease Dell, with ubuntu installed… need password [duplicate]

I had bought an off lease Dell with ubuntu pre-installed....whenever I try and update any updates to anything, it asks for a password, which I had never created. Nothing works...help, please? Thanks
0
votes
0answers
47 views

set for boot without password still while installing it asks for password. How to reset or recover the password? [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? I have only Ubuntu 12.04 LTS installed on my system. I set logon password as "boot without password" and removed the ...
-1
votes
1answer
8k views

how to reset a lost admin password?

how can I reset a lost administrative password ,considering that Ubuntu and windows7 are both installed on the computer , considering also that "Boot up the machine,and after the BIOS screen, hold ...