Question about Dell Dimension 4500 PC Desktop
If asking for a BIOS password that can be disabled/cleared with a jumper on the motherboard.
Posted on May 08, 2010
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Posted on Jan 02, 2017
Tips for a great answer:
Nov 12, 2016 | Lenovo Computers & Internet
Jan 11, 2016 | Microsoft Computers & Internet
Click "Applications" and then click "Accessories" on the top taskbar in the Ubuntu desktop.
Click "Terminal" to open a terminal window.
Type the following command at the Linux prompt and press the "Enter" key:
To change the Administrator account password, the password of "root" is changed.
The "sudo" command gives the current user temporary Administrator access, in this instance, to change the password of "root."
First, the user will see a Unix prompt asking for the current user's password.
Type the user password for the current user account. Press the "Enter" key. Next, Unix will prompt the user for the new password for "root."
Type the new password for "root." Press "Enter." Finally, a Unix prompt will require a confirmation of the password.
Retype the new password for root, and press "Enter." The Administrator (root) account password for Ubuntu is now reset
Boot computer into recovery mode. Reset your computer and as it is booting, hold down the "Shift" key on your keyboard.
You will be presented with the boot menu.
Select "Recovery Mode" from the boot menu.
It is usually the the second boot option.
Wait for computer to boot up.
You will be presented with the Recovery Menu. Select "Drop to Root Shell Prompt."
Type "ls /home" and press "Enter." Note:
The command starts with a lower case L, not a capital i.
You will be presented with a list of usernames of accounts installed on the computer.
Type "passwd username" where username is replaced by the name of the account you want to reset. For example, if the username of your account was "jeff" you would type "passwd jeff" and press "Enter." You will be prompted to create a new password.
Enter a new password of your choosing.
Note: You will see no visual response when you type in your newly selected password; however, the computer still will register the input. Press "Enter."
You will be asked to retype your password.
Re-enter the same password and press "Enter."
Your password is now reset.
Type "Exit" to return to the boot menu and select "Resume Normal Boot" to restart Ubuntu.
hope this helps
Oct 02, 2012 | ValuSoft Ubuntu Linux for PC, Mac, Linux
Boot up or restart your Toshiba laptop.
Immediately and repeatedly tap the F2 key on your keyboard until the start screen appears to change your BIOS (user) and supervisor
(HDD user) passwords.
Use the arrow keys on your keyboard to highlight "Set User Password" or "Set HDD User Password" and press "Enter" on your keyboard.
Type the current password in the box that appears.
Type your new password ox.
You will be asked to enter your new password a second time to confirm it.
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