Fix Defaultuser0 Password with 5 Effective Ways

Key Takeaways:

• Defaultuser0 is the default system user profile created during Windows installation. The Defaultuser0 password may appear after a fresh installation or upgrade of Windows 11/10 or after restoring factory settings.
• To bypass the defaultuser0 password, you can use AOMEI Partition Assistant to reset the Windows administrator password.
• This article provides four ways to fix the Windows 11/10 Defaultuser0 password, all options apply to the defaultuser0 password on Lenovo, Dell, or HP.

What Is the Defaultuser0 Password on Windows 11/10

defaultuser0 is the default system user profile for Windows installations before user accounts are created. This refers to a temporary account set up by the system during OOBE.

The defaultuser0 account is automatically deleted during the first reboot after Windows installation. Therefore, the defaultuser0 account has no password. If you are prompted for a password, you cannot proceed to the next step. Defaultuser0 password does not exist and the account is encrypted.

Let's see how to fix defaultuser0 password on Windows 10/11.

Reset the Forgotten Password on Windows - Quick Guide

When you have forgotten your Windows password or encountered other Windows password problems, you can use AOMEI Partition Assistant Professional - a powerful third-party tool to bypass the Windows administrator/standard user account/defaultuser0 password.

The tool can burn a Windows password recovery disk using a CD/DVD drive or USB flash drive, and then you can use the password reset USB to help you remove the old password.

This tool is easy to use and suitable for all users to skip defaultuser0 password screen and create a new account from a Windows 11/10/8/7 computer!

Step 1. Connect the USB drive to another computer that is currently in normal use. Download and launch AOMEI Partition Assistant, find the "Tools" option on the top toolbar, and select "Reset Windows Password".

Step 2. Select the Next button to continue creating the bootable USB.

Step 3. Select the target USB boot device and click Continue. Confirm the deletion of information in the next step and click Yes.

Step 4. After waiting for the creation of the password reset USB to complete, insert the password reset USB and boot Windows OS.

Step 5. From the list of user accounts, select the desired account and mark the option "Reset account password". Click Next to continue.

Step 6. Set a new password in the new window and click Yes.

If you forget your Windows password, you can even use this tool to reset Windows 11 password without logging in. After creating a bootable USB, the tool also supports you in performing more computer operations, such as allocating free space, cloning disks, migrating the operating system to another hard drive, converting MBR to GPT disks, and so on.

How to Fix Defaultuser0 Password

If Windows keeps asking for a defaultuser0 password, there are four other effective methods you can try on Windows 11/10:

Method 1: Restart your computer

Restarting your computer solves most Windows problems. You can bypass the defaultuser0 password by restarting your computer.

If your Windows is stuck at the login screen, force quit by pressing the power button repeatedly. Then restart your computer.

Method 2: Use the built-in administrator account

You can also activate the built-in administrator account with administrator privileges and resolve the defaultuser0 password issue:

Step 1: Press and hold the Shift key on your keyboard and the Power button on the login screen. Restart the computer until the Select Options menu appears.

Step 2: Navigate to Troubleshooting > Advanced Options > Startup Settings > Restart.

Step 3. Press F6 or 6 on your keyboard to select Enable Safe Mode with Command Prompt and select Administrator if prompted.

Step 4. Type net user Administrator /active: yes and press Enter to activate the administrator account.

You can also type net user UserName UserPassword /add to create a new account.

Method 3: Delete the Defaultuser0 password account

You can also remove the Defaultuser0 password account using Windows Computer after entering Safe Mode.

Step 1. Click Windows + R to open the Run window and then type lusrmgr.msc.

Step 2. Select Users, right-click on defaultuser0, and select Delete.

Method 4: Reset your system

The defaultuser0 password is set based on a system error, so you can reset the Windows operating system to its default configuration.

Step 1. Go to the Choose an Option screen as described earlier and select Troubleshooting.

Step 2. Click Reset this computer > Delete everything to clean up your Windows drive.

Conclusion

This article provides a detailed solution on how to fix the defaultuser0 password issue. By restarting your computer, activating the built-in account, deleting defaultuser0, or resetting the system, you can successfully fix the problem.

Otherwise, use a full-featured password reset tool - AOMEI Partition Assistant to reset all Windows-related passwords.

FAQs About Defaultuser0 Password

Check more questions about defaultuser0 password on Windows 11/10：

How do I disable defaultuser0?

You can disable defaultuser0 in Windows using the command prompt:

Run Command Prompt as administrator and type net user defaultuser0 /Active:no. Then press and hold Enter.

Later, you will be able to log on to your Windows computer without the defaultuser0 account and password. Alternatively, you can use the Control Panel to remove the defaultuser0 profile.

What is the default password for Windows user?

In fact, Windows does not provide a default password or an administrator default password. If you forget your login information, you can run an online reset through your Microsoft account.

How to get rid of defaultuser0 after a factory reset?

You can delete and hide the defaultuser0 account or you can perform a system restore to completely reset the Windows computer to a previous state.