Here is a detailed user guide to use PassFab 4WinKey Ultimate. You'll find full solutions to remove, reset Windows local admin or guest password, domain password, reset Microsoft password, remove Windows account, create new Windows account with CD, DVD or USB flash drive within minutes.

Part 1: Create Windows Password Reset Disk

  • Download, install and launch PassFab 4WinKey from another accessible PC or Mac, not your locked computer. You will see its main interface.

    4winkey main interface passfab 4winkey guide
  • Click "Start password reset" to download the iso file required to make the bootable disk.

    download iso image passfab 4winkey guide
  • Select a boot media (USB Flash Drive or CD/DVD). Click "Start burning" and go ahead.

    creating a boot cd or usb passfab 4winkey guide
  • Notice: your USB/CD/DVD will be formatted and all data will be lost in it. Click "Next" and continue.

    sure to erase data passfab 4winkey guide
  • 4WinKey will start to burn a bootable disk on your USB/CD/DVD. Please wait for a few seconds.

    burn a bootable disk passfab 4winkey guide

After a while, your CD, DVD or USB flash drive will be burned successfully.

Now you can follow the brief user guide on the software screen and use this CD, DVD or USB flash drive to unlock your locked computer.

step 1 passfab 4winkey guide step 2 passfab 4winkey guide step 3 passfab 4winkey guide step 4 passfab 4winkey guide

Part 2: Boot Windows System from CD/DVD/USB

  • Insert the bootable USB, CD or DVD to the password locked Windows laptop or desktop.

  • Restart the computer and press "F12" or "ESC" on the keyboard to enter Boot menu.


    The key to enter Boot menu might be different on different motherboards.

    The common keys to enter Boot menu are F12 or ESC on popular computer brands.

    Boot Key Desktop Laptop Motherboard Brand
    F12 HP, Lenovo, Acer, ASUS, Hasee, Haier, THTF, Founder Samsung, IBM, Fujitsu, GIGABYTE, Gateway, Toshiba, ThinkPad, Lenovo, Acer, Dell, Hasee, Haier, Founder, THTF, MSI, BenQ, eMachines、Gateway Foxconn、GIGABYTE、Gamen、Topstar、SONY、Haier、THTF、TOSHIBA、SAMSUNG、Fujitsu、IBM、ThinkPad、Lenovo、Acer、HP、Dell、Hasee、Founder、Great Wall
    ESC Dell ASUS, Sony Spark、Colorful、Foxconn、SOYO、UNIKA、ECS、MAXSUN、SONY、SAMSUNG、Great Wall
    F8 ASUS, BenQ ASUS、Yeston
    F10 HP、Compaq ASL
    F11 MSI Colorful、MSI、SOYO、ASRock、ONDA、ECS、Gamen、Topstar、Yeston
    Long press option Apple
  • When you enter the Boot menu successfully, using the arrow keys to find out your inserted disk name. Then press "F10" to save and exit.

    boot windows from usb passfab 4winkey guide boot from usb passfab 4winkey guide


    If your computer is running UEFI, please select "UEFI: [USB/CD/DVD Name]" as the first boot option.

    boot from usb uefi passfab 4winkey guide

    For more detailed settings in BIOS or UEFI, please check out these pages:

Part 3. Reset/Remove/Delete/Create Windows Account Login Password

After exiting BIOS settings, your computer will restart again.

PassFab 4WinKey offers the following features on Ultimate Version.

  • Remove Account Password: Remove Windows administrator or guest, local or domain password.
  • Reset Account Password: Reset Windows local admin password, guest password or domain password, reset Microsoft password.
  • Delete Windows Account: Delete Windows account except local built-in account and Microsoft account.
  • Create A New Account: Create a Windows administrator or domain account.

Just follow the steps to perform Reset/Remove/Delete/Create Windows password.

  • Choose the Windows system.

    choose system passfab 4winkey guide
  • Remove/Reset/Delete/Create Password.

    • Remove Password: Select the account that you would like to remove the password and then click "Next" button to proceed. remove password passfab 4winkey guide remove windows password successfully passfab 4winkey guide
    • Reset Password: Select a local guest account/administrator account/Microsoft account, then enter a new password in the text box, and click "Next" button to proceed. choose reset password passfab 4winkey guide enter new password passfab 4winkey guide reset windows password successfully passfab 4winkey guide
    • Delete Account: Select a use account that you want to delete and click "Next". Once the selected Windows account has been removed successfully. Click "Reboot" to restart. choose delete account passfab 4winkey guide choose delete account passfab 4winkey guide
    • Tips:

      If fails to remove/reset password, you can press the Shift key continuously 5 times at Windows login interface to call out the Passfab 4Winkey and remove/reset again.

      call out simple version
    • File Management: Select file management to manage files on the disks. You can choose to copy files to your USB/CD/DVD, or delete files via file management. file management
    • Create a New Account: choose Create A New Account and click "Create" button. Now, enter the new account user name and password. When it done, click "Reboot" to restart your computer. choose delete account passfab 4winkey guide choose delete account passfab 4winkey guide create account successfully passfab 4winkey guide


If you fail to remove or reset your account password, you can click the "Create Log" button in the upper right corner of the interface, and you can find a folder named PassFab 4winkey Logs in your USB. Please copy the log files and send them to our custome service for help.

create log passfab 4winkey guide

Part 4. Unlock&Close BitLocker when Forgot Recovery Key

BitLocker is a built-in encryption feature in Windows that acts like a vault for your data. It scrambles the information on your hard drive, making it unreadable without a decryption key.

The BitLocker recovery key is like the combination to your vault. It's a unique 48-digit code that allows you to decrypt your drive and access your data.

Uh-Oh, I Forgot the Key! Losing your BitLocker recovery key can be a major panic moment. But no worry, Let's see how to unlock BitLocker without password and recovery key.

Still, you need to create bootable disk and boot Windows from the disk refer to previous Part 1 and 2.

  • When access to 4WinKey interface, you will see the following information, showing your currently locked disks. Click To close and choose one Unlock Mode.

    select unlock mode
    • Automatic Unlock: PassFab 4WinKey will search the password stored in computer automatically.
    • Manual Unlock: You can also try to input the possible BitLocker Recovery Key if you remember.

    Note: To close the BitLocker with PassFab 4WinKey, you need to unlock it first.

  • After successfully unlock the BitLocker partition, you will see the disk status is unlocked. Then click To close to close the BitLocker on current disk. You will see a pop-up window, choose Close BitLocker.

    choose close bitlocker
  • Wait for a while, PassFab 4WinKey will close the BitLocker permanently and you don’t have to unlock it each time when access to your pc.

    remove bitlocker successfully

Part 5: Bypass Windows Password (disposable)

If you want to unlock Windows password just for one time and do not remove the original password, you can use this feature.

  • Choose the account you want to operate first and select Bypass Password (disposable), click Next.

    bypass password for one time
  • A pop-up windows will shows up, click Bypass Password to proceed.

    bypass password
  • PassFab 4Winkey will unlock the password just for one time, and the original Windows password will preserve. Computer will restarting, and now you can access to the pc.

    computer restart