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How do I reset my Mac OS X admin root password?I bought a used PowerBook G4. The original owners have moved to Canada and I do not have their phone number. The problem is that I do not know the administrator's password. I am unable to make changes on the computer or add software without a password. How do I get a new password when I don't even know the existing one? I bet you'll be surprised how easy it is to change the administrator (known in Unix parlance as "root") password on a Mac OS X Tiger, Panther, etc., computer. The key to unlocking your system is the Mac OS X install disk. If you don't have this disk, then your best bet is to buy a copy of Mac OS X, even though you already have the OS installed on your computer (you could try calling Apple (800 SOS-APPL) and asking for a replacement boot disk too). One smart way to accomplish this: look for Mac OS X on eBay. You might also ask yourself if you need to run Tiger, or whether Panther would work for you - it'd be a lot cheaper. Once you have an install disk in hand, double click on the Install Mac OS icon and you'll get a window with a big graphic (this is one place where Apple isn't subtle!) and a restart button. Click on it, and your PowerBook will restart and go straight to the install process. But don't install the OS again! Just click through windows far enough until you get the regular set of choices on the menu bar. One of those menus is Utilities and one of the choices on that menu is Reset Password.... I'd show this menu as a screenshot here, but can't figure out how to get a screenshot of the install process. Sorry! Anyway, using this tool, you'll be able to change your password to something you know. Then choose Quit from the Installer menu and when your computer restarts, you'll now know the admin password. Not too hard. One important note here for anyone with a Mac: your admin password is only of limited security because anyone with an OS install disk can restart off their disk and reset your password without knowing your existing password. Just something to keep in mind, securitywise! Hope this helps you out with your new PowerBook!
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Mac OS X Help
(Article 4095,
Written by Dave Taylor)
Tagged: Previous: Sony PSP system version 2.0 + Web browser? Next: Sarbanes-Oxley affects small businesses too? Reader Comments To Date: 343mike said, on July 30, 2010 1:54 PM:
When i restart my computer, and hold down [command] S it doesn't do anything. Someone please help Rona said, on July 31, 2010 10:52 PM:
Thank you so much. Worked like a charm. Rona. Vijay Kumar said, on September 16, 2010 1:34 AM:
Hi, I have apple power book G4 with mac OS. I have given password to the user account and admin. I forgot the both passwords. Now I am unable to start my laptop. I do not have any support CD. Can any one help to me on that issue. I was trying to install XP as well as vista, but it is not booting the CD. Can you please give some solution for that? Regards, Vijay Kumar sophiasian said, on September 26, 2010 8:17 PM:
Thanks josearanda that method worked. Tip to others, in case you missed what I missed: Once you've rebooted, go into system preferences > system > accounts and rest the password on the account you originally set up. Anthony said, on September 27, 2010 1:24 PM:
josearanda's method worked to a point. My problem I have now is at the create your account screen the select your picture part is blank and the continue button is grayed out. Karen Karlebjerg Broholm said, on October 4, 2010 4:02 AM:
Hi Dave, I just wanted to thank you. Nariko said, on October 8, 2010 9:11 AM:
But don't install the OS again! Just click through windows far enough until you get the regular set of choices on the menu bar. One of those menus is Utilities and one of the choices on that menu is Reset Password... What will happened if I proceed with the installation? HELP jenitosh said, on October 12, 2010 12:08 PM:
If you desire to change the root password on the mac, you just open up terminal in your logged in account and type: sudo passwd root (enter) this will prompt you to enter a new password for root 2x. and voila! a new root password! If you don't know what to do with the root user, then you probably shouldn't be attempting to change the password. Now lets clear something up....admin !=root! You can be an admin user without being root. In fact-that is how your mac is set up after you install, and create a user. You are an admin user. Now if you are needing to change your password, or a different users password, then fine...Google it. The only thing Jose's steps will do for you is create a new user, and possibly allow you to change your own users password..... Don't get mad at me, just trying to help. joe said, on October 21, 2010 2:05 PM:
an iMAC user hacked into my computer. 00166f960ad6 how do i get this person out of my computer? others get to my computer through that person, the main second party is 0021001c0cdd. thanks for any help silvio dieudonne said, on October 27, 2010 7:30 PM:
HI, I am in HAITI .i have a powerbookg4 it was for my father, and my father and my brother .12th of january 2010 ,our house was destroyed.i take the powerg4 of my father i have not the administrator password please help me.I cannot upgrade noting, thank you, JOJO said, on December 6, 2010 2:46 AM:
I have Mac Desktop and there's an admin password the seller told me that he didn't input any password on the Mac Desktop. Unfortunately, i can't update nor install any programs there's an admin password on the desktop. I don't have the Installation Disk... Any help would be highly appreciated. Thank you. Curtis said, on January 31, 2011 11:08 PM:
hi Taiaha said, on February 2, 2011 1:17 AM:
I bought a macbook for school off ebay for a cheap price. Brand new but it had been the shopfront mac, ie. the example one that everyone has used and knocked around etc. I have been using it but similarly to those above it has an administrative password that i don't know. the user name is "all tech". i have tried reinstalling snow leopard but all options are blocked or it asks for password Geri said, on February 16, 2011 8:54 AM:
Here is the information on how to reset your password below: mount -uw / (press enter) make sure to pay close attention to the spaces, dashes and slashes.
michael said, on April 14, 2011 5:01 AM:
i have forgotten the password for my mac operating system is their a possibility for me to unlock the computer or i just have to change the operating system Dessi said, on April 16, 2011 6:18 AM:
Hi guys! Dave Taylor said, on April 16, 2011 8:08 AM:
Michael, that's what we're talking about in this article. Go back to the top and read it. :-) Dessi, changing the admin password will not affect the files on your computer... Catherine said, on April 21, 2011 12:41 PM:
Hi, I went through the Reinstall process with my disc and went to the Reset Password option. However, "System Administrator (root)" is my ONLY option for resetting the password, and it won't give me any other options, and it won't let me reset password for the root. What do I do now? Thank you in advance!! Steve said, on April 22, 2011 3:57 AM:
Hi Douglas said, on July 7, 2011 6:19 PM:
I volunteer at the columbus branch of FreeGeek, and we get used computers in all the time, and logging into one without password is a pain. Of course, we erase all the data with dban, but we still have to log in. This hint is a real convenience the next time a locked Mac cones in! Sheila Stone said, on July 13, 2011 8:50 PM:
Hi Davi: ;-) I am on a 2010 Macbook and think i might have a unique problem I am unable to work around. When I press Utilities, there isn't anything showing. So I am not able to get to RESET the Password per your instructions. Any other ideas? I have a full Mac Snow Leopard and usually a reboot alone will let me by pass the password and I can reformat and install but nothing i can do at the moment will let me do this Any help would be GREATLY appreciated!! Sheila Stone said, on July 13, 2011 10:03 PM:
2nd Post-1 above this one I tried to do what you posted and then I tried to get into safe mode by pressing Shift and now I cant do anything for this Kernal Panic window is now coming up every time after i did that. Before it only came up if i tried to reboot and pressed C. It would then tell me to hold down the power button and t urn it back on and when I did, it would open up properly but no longer, now just into kernal panic mode each time Before this I did test the RAM and it seems fine and i am not using any devices on it. Any idea how i can get it back out of this mode? Sheila Stone said, on July 14, 2011 8:56 AM:
got it out of that mode, once i took the dvd out of its slot so back to trying to break the password again Sheila Stone said, on July 14, 2011 10:45 AM:
The JoseAranda fix WORKED.......i realize this is 5 years old but I am still very grateful. Sandy Miller said, on August 4, 2011 4:23 AM:
Thanks so much. This helped especially me who is dyslexic. ale valdes said, on August 15, 2011 5:34 PM:
Hi, i just got my MAC, at my school i need to get office installed and The printers too, they asked me for my password and i couldn't remember it, the guy entered to TERMINAL and typed -us after my username and when he clicked enter, "password:" appeared, i tried typing it many times and didn't worked. I've done this method you posted several times, but how can i make sure i did it correctly and next time i take it there it will work? adolfo juan said, on September 21, 2011 4:44 PM:
hi everyone if non of those steps work try this one guarantee adolfos one will work on any mac's device just remember to use spce like on the lines 1. Reboot mount -uw / 4. After rebooting you should have a brand new admin account. When you login as the new admin you can simply delete the old one and your good to go again! Apple stores wont reset it for you. Computer shops may charge you $50 to $200 trying to reinstall the Mac and failing at end Rodney Tirado said, on September 26, 2011 4:11 PM:
You Menitoned Removing the battery and disconecting mike said, on October 20, 2011 3:26 PM:
I bought a used macbook air 2011 that has firmware password. Elisabethe Tanzarello said, on October 29, 2011 10:21 AM:
This info is helpful. I hope not to lose files . I teach and holiday graphic designs are stored. A teacher's nightmare. I have an iMac g5 Tiger. The beginning issue was the screen without any noted incident did not go past the Apple icon to the desk top. I mistakingly, perhaps, reinstalled with the disc rather than going to utilities. The reboot creates a login window. I have tried rebooting with the disc in and pressing "apple + c" . Then choosing the language and selecting the apple bar "utilities" menu and selecting "change password". Here the window for the hard drive selected only recognizes the user as "System Administrator (root)". I changed the password and entered a "hint". The change was accepted. I have rebooted and tried to log in with the disc in and disc out. The window expects a user entry so I entered my name with the new password and "System Administrator (root)". I am unable to get to my desk top. The old files can be viewed from the installer disc . I have appreciation for the suggestions. Holding down "s" on reboot and entering code. I am aware that I simply do not know which recommendation keeps the children's work and records intact and accessible nor do I know how, specifically, the computer specifications iMac tiger g5 , OSX 10.4 relates to the actual code entries. Well best wishes and an early "ThankYou" for the site. Elisabethe Elisabethe said, on October 29, 2011 11:07 AM:
So sorry-Correction: I held down "c" not "command +c". I am able to get to code by holding down"command+s" . Best Elise Elisabethe Tanzarello said, on October 29, 2011 12:44 PM:
Referring to answer at top of page that covers resetting password and includes iMac G5, Tiger 10.4. I have reinstalled O S X 10.4.3. This may be a mistake as system is 10.4.11 higher. I am encouraged as I can still view file list thru utilities. The files belong to my students. Following the instructions at the top of the page -I used installer disk however there is no " install Mac icon". Note I had to hold "c" upon reboot in order to view installer disc. There was no mention of this so I am more than not likely to be off base. There is a page to select the language. I can get to a hard drive icon page but clicking the icon does not create a menu. In previous query the computer login does not accept the reset password upon reboot. However it does say that the password is reset when I changed it. Julie said, on January 26, 2012 7:59 PM:
Hi, I have an old PowerBook G4 titanium model. I need to reset the password. It's been 5 years since I have used the PowerBook and cannot for the life of me remember the right password. I have the installer cd and followed the steps and changed all three of the user passwords. But after restarting and going back to the login screen it won't accept the new password??? Please help!! I don't want to lose what is on the computer, and don't know how to login without the password. Thank you so much!!! Andrew said, on May 22, 2012 2:04 PM:
hi all hope you can help we have been given an apple mac which uses snow leopard and we have inserted the os x disk to reset the admin password which is all good, but it will only let me select the option "system administrator (Root)" there are no other option to choose from! have i done something wrong?i dont no why it will only give me the option of the root user but not the admin user account?? please help Andrew A_R_D@hotmail.co.uk
Jonathan - Computer Repair Sacramento said, on June 9, 2012 5:04 PM:
Thanks for the great info! Just because you have a password doesn't mean your data is safe, so knowing the methods which your password could be reset helps show the need to use further methods, thanks! Muhammed Hussaini said, on July 15, 2012 11:21 PM:
Jose Aranda . You are wonderfuly made by God, i love you. I have taking my laptop to place to unlock my code even the apple company but they could not able to do it , untill i discovered ur formular and applied it ,it worked immediately like a magic . Am happy . Tessa Gunn said, on September 7, 2012 12:06 PM:
I have a similar issue though not exactly the same. I have an old Imac (2006) loaded with Version 10.6.8. (snow leopard) that a friend has given me as he longer uses it. He deleted all his data along with his user name and administrator password before passing it over and since then I cannot update any software or change system preferences or anything requiring the adminstrator password. I have tried to reset the password by installing the snow leopard disk I have (meant to work for 5 licenses and only installed on my own Imac)but everytime I try to install and go to utilties the install program asks for my user name and adminstrator password which I don't have. I have tried various UNIX commands from the terminal but these havent worked either. I also do not see any license agreement or language selection or anything else when I double click on install. Is it possible the disk is only one use?? or is there anything else I can try to reset the adminstrator password without knowing the origional user account etc.? Muhammad said, on October 1, 2012 9:53 AM:
Hi, I have big problem, I bought macbook pro oct 2011 model from someone and i was using it in my country but I think the owner has set the pin code on main OS it means i dont have any access on macbook,whenever i turn on so it asks the pin to unlock it and when i pres command + s key so again it goes for pin, please any 1 can help to unlock it totally i dont have dvds or os, thanks billa said, on October 10, 2012 3:45 PM:
When I go to the utilities list to reset password, I enter the new details but then it tells me it will not be changed automatically due to the keychain access and then I click ok and it voids the new password I have entered and leaves blank fields, I managed to get into my main account by the install disc but I still cant get in to the admin area with a new passoword.. any help?? much gratitude.. mariano said, on October 15, 2012 8:35 PM:
Hi; I have an intel IMac , and before going on a vacation I set up a password, to protect my data, when I come back I could not remember the password,i followed the instructions from Jose post, but it setup another account, I have a backup disk of everything that was on the computer before I went, but because the data is larger than the space left on the disk it won't let me do a restore, can you please advise on how to do the restore into the old partition? and how to undo the mods done with Jose suggestion? iheartkimchi said, on November 20, 2012 12:14 AM:
Yikes! Please help. I am a flake and forgot my password to my admin so I was not able to install anything. My friend helped me to reset the password using the single user mode method. Here are the instructions that I followed. 1) Reboot. hold command + S. mount -uw / I cannot remember the last line but after all this rebooted the computer again. All of the files previously on my desktop are gone! Looking in the finder window, my image files are also missing. I'm really worried that I just erased all of my old files. When I go to Macintosh HD and go to Users, my old user account is there with all of my old files. They have a red icon next to them and in the permissions it says that there is no access. Is there any way to retrieve my old files or are they forever gone? I would really appreciate it if any of you macdaddies out there could help a girl out. Thank you for reading morris said, on December 2, 2012 3:33 PM:
hi dave,
I do have a comment, now that you mention it!Check This Out Too... |
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Can I use an Apple Powermac Mac OS X 10.1 Install CD to unlock admin password?