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Are you having trouble accessing your Windows account due to a forgotten password? Don't panic, there are several easy and efficient methods for bypassing the Windows login password prompt. From using Renee Passnow to free password recovery tools like Ophcrack, this comprehensive guide will help you regain access to your account in no time.

Windows login passwords are an essential aspect of computer security, but what happens when you forget or lose your password? This can be a frustrating and time-consuming situation, especially if you have important files and documents on your computer. That’s where a Windows login password cracker comes in. In this article, we will discuss the various methods of cracking Windows login passwords and the most effective approach for resetting or removing them without losing any data. So, let’s dive into the first method, which involves utilizing a powerful software called Renee PassNow for hassle-free password recovery.

Method 1: Utilizing Renee PassNow to Effortlessly Reset or Remove Windows Login Passwords without Data Loss

If you have forgotten your Windows login password and need to access your computer, don’t panic! There are several methods available to reset or remove your password. In this chapter, we will focus on using Renee PassNow, a professional password recovery tool, to easily reset or remove your Windows login password without any data loss.
Tips:If your account is Microsoft Account, Renee PassNow will convert this account to Local account. After resetting login password, you need to connect your account to your Microsoft Account again.
To reset your Windows password using Renee PassNow, follow these steps:
Step 1: Download and Install Renee PassNow
Start by downloading Renee PassNow from the official website and install it on a different computer that you can access. You can choose the appropriate version based on your computer’s operating system.
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Step 2: Create a Bootable USB or CD/DVD
Launch Renee PassNow and insert a USB flash drive or blank CD/DVD into the computer. Select the option to create a bootable media. Follow the on-screen instructions to complete the process.
Create New Windows 10 Password Reset Disk with Renee PassNow
Step 3: Boot the Locked Server from the Bootable Media
Insert the bootable USB or CD/DVD into the locked Windows computer. Restart the computer and enter the BIOS settings by pressing the appropriate key (usually F2 or Delete). Configure the boot order to prioritize the bootable media.
Common Server:
Server TypeEnter boot menu method
DELLPress the F12 key repeatedly before the Dell logo appears on the screen.
HPPress the F9 key multiple times when the HP logo is displayed.
Common Computers:
BIOS NameEnter boot menu method
ASRockDEL or F2
ASUSDEL or F2 for PCs/ DEL or F2 for Motherboards
AcerDEL or F2
DellF12 or F2
Gigabyte / AorusDEL or F2
Lenovo (Consumer Laptops)F2 or Fn + F2
Lenovo (Desktops)F1
Lenovo (ThinkPads)Enter then F1
Microsoft Surface TabletsPress and hold Power and Volume Up buttons
Origin PCF2
HPEsc/ F9 for `Boot Menu`/ Esc/ F10/ Storage tab/ Boot Order/ Legacy Boot Sources
windows user password cracker
Step 4: Select password reset function
After successfully booting from the bootable media, Renee PassNow will load. Select “PassNow!” function after booting from the new created Windows password reset disk.
After loading into main interface, please select the “PassNow!” function.
Step 5: Resetting the Password
Choose the user account for which you want to reset the password. Then, click on the “Clear Password” button. Renee PassNow will remove or reset the password for the selected user account.
Select target Windows system in the list
Select target user account in the list
Step 6: Reboot the PC
Once the password is reset, remove the bootable media from the PC and restart the computer. You will now be able to log in to Windows Account without a password.
  • Renee PassNow is a user-friendly and efficient tool that can reset or remove your password without any data loss.
  • The bootable media can be created on a different computer, allowing you to easily reset your password on the locked computer.
  • Renee PassNow supports all versions of Windows, including Windows 10, 8, 7, and XP.
  • You can reset or remove both local and Microsoft accounts with Renee PassNow.
  • Renee PassNow is not a free tool and requires a one-time payment for its full version.
  • The bootable media creation process can be time-consuming and may require additional external devices.
  • For Microsoft accounts, you will need to reconnect to your Microsoft account after password reset.
By following the above steps, you can easily reset or remove your Windows login password using Renee PassNow. This method is efficient and user-friendly, making it a great option for those who need to access their computer quickly without any data loss. However, if you prefer a free method, or if Renee PassNow is not suitable for your specific situation,

Method 2: Employing Windows Installation Media for Password Recovery by Replacing Ultiman.exe

In the previous chapter, we discussed utilizing Renee PassNow as a convenient and efficient way to reset or remove Windows login passwords without data loss. However, what if you do not have access to a third-party software or prefer to use a more traditional method? In that case, you can employ Windows installation media to reset your password by replacing the ultiman.exe file.
Before we dive into the steps, please note that this method will only work if you have a Windows installation disk or a bootable USB drive that matches the version of the operating system installed on your Dell laptop. If you do not have one, you can download it from the official Microsoft website or create a bootable media using the Media Creation Tool.
Step 1: Insert a blank USB drive or DVD into your computer and open the Windows Media Creation Tool.
If you do not have a Windows Installation media, you may download Windows Installation Creation Tools here:
Windows VersionDownload LinkRequirement
Windows 7 with a working Internet connection/ a blank USB flash drive or DVD with at least 8 GB of available storage space/ a product key
Windows 8/8.1 to above
Windows 10 to above
Windows 11 to above
Step 2: From the tool, select “Create installation media (USB flash drive, DVD, or ISO file) for another PC” and click “Next.
Create installation media (USB flash drive, DVD, or ISO file) for another PC
Step 3: Choose the language, edition, and architecture that matches your current Windows installation and click “Next.
Step 4: Select the USB drive or DVD as the location to save the installation files and click “Next.
Once your installation disc is ready, you can proceed with resetting your Windows password.
Step 1: Insert the Windows installation disc into your PC or Laptop and restart the computer.
Step 2: When the computer starts up, press any key to boot from the installation disc.
Step 3: When you reach the Windows setup screen, click “Next” and then select “Repair your computer.
repair your computer windows 10
Step 4: Choose the option “Troubleshoot” and then select “Command Prompt.
Step 5: In the command prompt, type

cd C:\Windows\system32

and press Enter.
Step 6: Next, enter the following command to make a backup of the ultiman.exe file:

ren ultiman.exe ultiman.bak

Step 7: Then, replace the ultiman.exe file with cmd.exe by entering the following command:

copy cmd.exe ultiman.exe

Step 8: Close the command prompt and restart your computer.

shutdown -s -t 0

When your computer restarts, you can now use the command prompt to reset your Windows password by following these steps:
Step 1: Click the “Ease of Use”  icon in the right buttom corner
ease of use button in Windows login screen
Step 2: In the command prompt, type

net user "user_name" "new_password"

, replacing “user_name” with your actual username and “new_password” with a new password of your choice.
Step 3: Restart your computer and log in with your new password.
Congratulations, you have successfully replaced the utilman.exe file! You can now restart your laptop and access the utilman.exe application on the login screen to reset your password.
The advantage of this method is that it is free and easily accessible. However, it is not as straightforward as using a third-party software and may not work for all versions of Windows. Additionally, if you do not have a Windows installation media, you will have to create one or use a different method.
In the next chapter, we will discuss another free option for password recovery – leveraging tools such as Ophcrack. Stay tuned!
  • Free and easily accessible
  • Can reset Windows password without data loss


  • Not as straightforward as using third-party software
  • May not work for all versions of Windows
  • Requires Windows installation media or creation of one

Method 3: Leveraging Free password recovery tools such as Ophcrack

Step 1: Download and Install Ophcrack
To use Ophcrack, you will first need to download and install it on another computer with internet access. Once installed, create a bootable USB or CD/DVD using Ophcrack to run it on your locked Windows 10 desktop.
Step 2: Choose and download the Correct Tables
Ophcrack requires rainbow tables to crack passwords. These tables contain precomputed hashes for a wide range of possible passwords. Select the appropriate tables according to the Windows version you are using. In this case, select the tables for Windows XP.
Ophcrack Rainbow table
Step 3: Launch Ophcrack
Once you have prepared the bootable device, insert it into the ASUS laptop and restart the computer. As the laptop boots up, you will need to access the boot menu, which can typically be done by pressing a designated key (e.g., F2, F8, or F12) during the startup process. Select the bootable device from the menu, and the Ophcrack software will begin to load.
Launch Ophcrack
Step 4: Begin the Password Recovery Process
Once you have selected the correct tables, click on the “Load” button to load them into Ophcrack. Then, click on the “Crack” button to start the password recovery process. Ophcrack will begin analyzing the hashes and attempting to crack the password
Ophcrack Account List
Once you have successfully logged in, you can remove the Ophcrack device and restart your computer. You can now use your new password to log into your Windows account.
Advantages: Ophcrack is a free and open-source tool, meaning you do not have to pay for it. It also has a user-friendly interface, making it easy to use even for beginners.
It may not work for complex passwords or if the password is not available in the rainbow tables. It also requires a bootable USB or CD/DVD, which may not be readily available for everyone.
Summary: Ophcrack is a powerful free tool that can help you recover your Windows 10 password. It is user-friendly and effective for simple passwords. However, if your password is complex or not available in the rainbow tables, it may not work. It is also important to have a bootable device ready before attempting to use Ophcrack.
If Ophcrack does not work for you, you can try the next method, which involves using a Linux Live CD to reset your Windows 10 password. It is a cross-platform solution and may work for more complex passwords.

Method 4: Resetting a Windows password via Linux Live CD for users comfortable with cross-platform solutions.

If you are comfortable with using cross-platform solutions and are familiar with Linux, you can use a Linux Live CD to reset your Windows password. This method involves using a Linux operating system on a bootable CD to access your Windows files and reset your password. It can be a useful option for those who do not have access to a password reset disk or Microsoft account.
Step 1: First, you will need to download a Linux Live CD, such as Ubuntu or Fedora, and burn it onto a blank CD.
Step 2: Insert the Linux Live CD into your computer and restart it. You may need to change your boot settings to boot from the CD in order to access the Linux operating system.
Step 3: Once the Linux operating system has loaded, navigate to the Windows partition of your computer and locate the SAM file, which contains your Windows passwords.
Step 4: Use a password cracking tool, such as “chntpw“, to reset your Windows password. This tool is included in most Linux distributions and can be accessed using the command “chntpw -l SAM“.
Step 5: Choose the user account you want to reset the password for and follow the instructions to reset the password.
Step 6: Exit the Linux operating system and restart your computer. You should now be able to access your Windows account with the new password you set using the Linux Live CD.
This method uses Linux as an intermediary to access and reset your Windows password, making it a viable option for users comfortable with cross-platform solutions. However, it does require some technical knowledge and may not be suitable for beginners. Additionally, some antivirus software may flag the Linux Live CD as a potential threat, so proceed with caution and only use trusted sources for your Linux Live CD.
Summary: Resetting your Windows password via a Linux Live CD can be a useful option for those who do not have a password reset disk or a Microsoft account. It involves using a Linux operating system on a bootable CD to access your Windows files and reset your password. This method requires some technical knowledge and may not be suitable for beginners, and some antivirus software may flag the Linux Live CD as a threat. It is important to use trusted sources for your Linux Live CD.
For more tips on maintaining password security and avoiding future lockouts, please continue reading our Final Thoughts on maintaining password security and our Prevention Tips in the subsequent chapters.

Final thoughts on maintaining password security and prevention tips to avoid future lockouts

Embracing Strong Password Habits
Ensuring the strength of your passwords is paramount in maintaining your digital security. Employ complex combinations of letters, numbers, and symbols to make your passwords robust against brute-force attacks. Avoid using easily guessable information such as birthdays or common phrases. For heightened security, ensure that each password is unique to each account to minimize the risk of a single breach compromising multiple services.
Utilization of Password Managers
Password managers like Google Password Manager can secure and manage your diverse set of login credentials efficiently. With their ability to generate strong, random passwords for every site and service, password managers relieve the burden of remembering every password while enhancing security. They store your passwords in an encrypted vault, accessible with a single master password, which should be especially strong and protected.
Account Recovery Strategies
Always keep your account recovery options, such as alternate emails or phone numbers, up to date. These facilitate the process of resetting your password should you forget it. In the case of unforeseen circumstances like the sudden loss of a family member, exploring legal options for data retrieval is also viable. For example, submitting death certificates to respective services can be a door to account access in such sensitive situations, though it may take some time.
Implementing Security Policies
Implement a security lockout policy to thwart unauthorized access attempts. Use the


utility to set an “Account Lockout Threshold,” determining the number of failed login attempts before an account is locked. Note that this is not applicable to administrator accounts, for which a robust password is essential. Microsoft’s move to enable account lockout by default in Windows 11 reflects the evolution of these security measures.
Password Reset Disk Utility
If you have a password reset disk for your Windows account, recovering or setting a new password is straightforward. Insert the disk, follow the prompts in the Password Reset Wizard, and create a new password. This tool emphasizes the need for strong safeguarding practices, as it can become a vulnerability if not protected from malicious actors.


In conclusion, we have explored various methods for bypassing a Windows login password. From utilizing specialized software like Renee PassNow to leveraging free tools like Ophcrack, we have covered a range of options that can help users regain access to their accounts. Additionally, we have discussed using Windows Installation Media and Linux Live CD as alternative solutions for password recovery. However, while these methods can be effective in certain situations, it’s important to remember the importance of maintaining strong and unique passwords to prevent future lockouts. Regularly changing passwords and using two-factor authentication can also add an extra layer of security to your accounts. With this comprehensive guide, we hope to have provided valuable insights and practical strategies for effortlessly bypassing a Windows login password. Stay safe and keep your accounts secure.