How To Unlock A Locked Computer Without Password

admin21 February 2023Last Update :

Introduction to Unlocking a Locked Computer

Imagine the frustration when you’re greeted with a login screen on a computer, and you can’t remember the password. Whether it’s a machine you’ve inherited from a previous user or one you’ve locked yourself out of, regaining access is crucial. Fortunately, there are several methods to unlock a computer without the password, each with its own set of steps and considerations. In this article, we’ll explore various techniques to help you regain control of your locked computer.

Understanding the Types of Locks

Before diving into the solutions, it’s important to understand the types of locks you might encounter. There are user account passwords, BIOS or UEFI passwords, and even encryption locks like BitLocker. Each type of lock requires a different approach to unlock.

Unlocking a Windows User Account

Method 1: Using Safe Mode

One of the simplest ways to bypass a Windows user account password is by booting into Safe Mode. Here’s how you can do it:

  • Restart your computer and press the F8 key (or Shift + F8) before the Windows logo appears.
  • Select ‘Safe Mode with Command Prompt’ from the Advanced Boot Options menu.
  • Once in Safe Mode, open the Command Prompt as an administrator.
  • Type
    net user

    to list all the user accounts.

  • Choose the account you want to access and type
    net user username *

    , replacing ‘username’ with the actual user name.

  • Press Enter twice when prompted for a new password, which will set it to blank.
  • Restart your computer and log in without a password.

Method 2: Password Reset Disk

If you have a password reset disk, you can easily reset your password without any hassle. Here’s the process:

  • Insert the password reset disk into your computer.
  • On the login screen, click ‘Reset password…’ and follow the Password Reset Wizard.
  • Select the disk from the drop-down menu and follow the prompts to create a new password.

Method 3: Third-Party Software

There are several third-party tools available that can reset or remove a Windows password. Tools like Ophcrack, Offline NT Password & Registry Editor, and PCUnlocker are popular choices. These tools often require you to create a bootable USB or CD/DVD and boot from it to reset the password.

Unlocking BIOS or UEFI Password

If you’re faced with a BIOS or UEFI password prompt, the situation is a bit more complex. Here are some methods to bypass this level of security:

Method 1: CMOS Battery Removal

Removing the CMOS battery from the motherboard for a few minutes can reset the BIOS settings to default, which may remove the password. This method requires opening up your computer, so proceed with caution and only if you’re comfortable with hardware.

Method 2: BIOS Reset Jumper

Some motherboards have a jumper specifically designed to clear the BIOS settings. Refer to your motherboard’s manual for instructions on locating and using the reset jumper.

Method 3: Manufacturer Backdoor Passwords

In some cases, manufacturers set default backdoor passwords for BIOS access. A quick internet search for your computer model followed by ‘BIOS password’ might yield results.

Dealing with Encryption: BitLocker

If the computer is encrypted with BitLocker, you’ll need the recovery key to unlock it. This key is usually saved to a Microsoft account, printed out, or stored on a USB drive. Without the recovery key, it’s nearly impossible to access the data on the drive.

Unlocking a Mac Computer

Mac users can also find themselves locked out. Here’s how to regain access to a Mac without the password:

Method 1: Recovery Mode

Boot into Recovery Mode by restarting your Mac and holding down Command + R. From there, you can use the Terminal to reset the password or use the ‘Reset Password’ utility.

Method 2: Apple ID

If FileVault is not enabled, you might be able to reset your password using your Apple ID. At the login screen, enter the wrong password three times, and you should see the option to reset using your Apple ID.

Preventative Measures and Best Practices

To avoid being locked out in the future, consider the following tips:

  • Always have a password reset disk or recovery key for encrypted drives.
  • Keep your recovery information updated and stored in a secure location.
  • Consider using a password manager to keep track of complex passwords.
  • Regularly back up your data to avoid loss during password recovery attempts.

Frequently Asked Questions

It is legal to unlock a computer without a password if you are the rightful owner or have permission from the owner. Unauthorized access to someone else’s computer without consent is illegal.

Can I unlock a computer if I’ve forgotten the administrator password?

Yes, the methods described above can help you reset or bypass an administrator password on both Windows and Mac computers.

Will unlocking a computer without a password erase my data?

Most methods for unlocking a computer without a password do not erase your data. However, if the drive is encrypted and you don’t have the recovery key, data loss is likely.

What should I do if none of the methods work?

If you’re unable to unlock the computer using the methods provided, you may need to seek professional help or consider reinstalling the operating system, which will erase all data on the computer.


Being locked out of your computer is a common issue, but it doesn’t have to be a disaster. With the right tools and knowledge, you can regain access to your locked computer without the password. Remember to use these methods responsibly and always back up your data to prevent loss. By taking preventative measures and understanding the recovery options available, you can ensure that you’re never permanently locked out of your computer.


For further reading and more detailed instructions on the methods discussed, consider the following resources:

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