I am going to show you some really simple options to regain access to your lost admin accounts. Here are some simple methods to recover the lost admin accounts. Starting with the release of OS X Lion in , Apple stopped selling DVDs of its operating systems and started offering a built-in recovery partition that is created automatically for you during installation and stored in a small hidden section of the hard drive. It contains a stripped-down version of Mac OS X and essential utilities which are used to diagnose hardware issues, reinstallation of OS X , restoration from Time Machine backups and hard drive management.
To regain the admin rights we reset the password of the root first and then with the help of root we change other standard users to admin. Follow the steps mentioned below to convert the standard users into admin. Start the Mac in Recovery Mode: Let go off the keys and you should see the Apple logo with spinning gear, or progress bar if you are using Yosemite.
All admin accounts changed to standard on Mac
In the Utilities menu on the top, select Terminal and type: This will launch a new Reset Password screen at the back,Click on the newly opened window and select the volume Macintosh HD containing the user account. Go to Apple Menu at the top. This will restart the Mac. Login As a Root User: As we know, OS X You do not need to install OS X again. Setup Assistant guides you through the steps of creating a new admin account for your newly bought Mac.
Once the setup assistant is completed, it creates a hidden file named. Therefore, to have the Setup Assistant run again so that you can create a fresh admin account, you simply need to remove this file and restart the Mac. Your previous accounts will remain intact. You will be logged in automatically with newly created admin account which you could to change other standard account into admin.
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Shut down the computer first. Now that the drive is mounted, you can edit the file system. Delete the file which tells the OS X that the setup has been completed. This will force the next boot to run Setup Assistant. That user account should be an administrator. Be sure to make the name of the admin account different from the existing one. Once created, you can login with the newly created admin account and change the other back to admin. Single user mode is a diagnostic mode where a multi user computer operating system boots into a single superuser mode.
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It is mainly used for maintenance, recovery and diagnostic purposes such as disk diagnostic and repairing, Data recovery after a system or HDD failure and other repair works. This mode can also be used for security purposes because network services do not run, eliminating the possibility of outside interference. Using the command line in single user mode you can mount an external hard drive and take the back up of your data as well. Type the following command to mount the hard drive.
Run the file system check up utility fsck to check and repair any file system errors or inconsistency. This command actually enables the Root account and changes the password.
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You will be prompted for a new password twice. Type the password and hit enter and confirm the same password again and hit enter again. If FileVault is enabled, you need to unlock the startup disk as part of this process. White text appears briefly before the FileVault login screen is shown. Option 4.
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In order to change the group of a user you need to login to single user mode first. Follow the steps mentioned below. Look at the listing and note the short name username of the affected user account to use it in the next command to add a user in admin Group. What if your OS X does not have any Administrator group either?
Once I came across a strange issue that every time I reopen the system preferences or restart the computer I see my user account changes back to a standard user. I had reset the root password to gain the administrative privilege because all of the accounts on my Mac changed into standard user. The wheel group should contain the root account, and the admin group should contain the usernames of all administrative accounts on the system.
This error states the admin group is missing, which would explain the problem. If the admin group is not available, then the system cannot add new users to it and therefore will not promote any to have administrative functions. So in order to fix this problem you will need to create a replacement administrator group. When logged in, launch the Terminal application and run the following commands sequentially:. These commands will create the admin group, followed by setting the proper full name, and then set the group ID to the one which is used by the admin group in OS X.
Lastly give the group an empty password, so it will require the use of the member passwords to work requires authentication , and then assign the root account to the group. After running all the above commands restart the system and try giving users administrative access through the system preferences again this may need to be done when logged in as root.
Once you have successfully changed a standard user to an admin account restart the computer and log in with the newly changed admin account and try to open security lock in system preferences to verify if your have really got the admin rights. For example: Security Precaution: By default OS X does allow for this; however, there is a quick security settings you can make to prevent it and ensure that only you can perform these actions. You are commenting using your WordPress. You are commenting using your Twitter account.
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Change the Admin Password with Mac OS X Single User Mode
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