If you forgot your Windows 7 password and don't have a reset disk or another administrator account, you can use third-party software to reset your password. This tutorial will show you how to reset forgotten Windows 7 password with or without reset disk.Part 1: How to Reset Forgotten Windows 7 Password without Reset DiskIf you don't have a reset disk, you can use third-party software to reset your forgotten password. Here we recommend using iSunshare Windows Password Genius.Step 1: Download and install iSunshare Windows Password Genius on an accessible computer.Step 2: Create a password reset disk with a USB flash drive.Insert the USB flash drive into the computer, and then launch iSunshare Windows Password Genius. Select USB device and click "Begin burning" to create a password reset disk.Step 3: Reset forgotten Windows 7 password with password reset disk.Insert the password reset disk into your locked computer, and then set BIOS to boot computer from USB drive. After that, iSunshare Windows Password Genius will be launched automatically and all user accounts will be displayed. Select the target user account and click "Reset" button to remove its password. Finally, click "Reboot" button to restart computer and login Windows 7 without password.Part 2: How to Reset Forgotten Windows 7 Password with Reset DiskIf you created a password reset disk before forgetting password, now you can use it to reset forgotten password for Windows 7.Step 1: Insert the password reset disk into your locked computer, and then set BIOS to boot computer from USB drive or CD/DVD-ROM.Step 2: After computer boots from password reset disk, iSunshare Password Genius will be launched automatically.Step 3: Select the target user account and click "Next" to continue.Step 4: Click "Reset" button to remove forgotten password for selected user account.Step 5: Click "Reboot" button to restart computer and login Windows 7 without password.Part 3: How to Reset Forgotten Windows 7 Password with Command PromptIf you can't login Windows 7 with any administrator account, you can use command prompt to reset forgotten Windows 7 password.Step 1: Boot or reboot your computer, and then press F8 key repeatedly when BIOS screen appears.Step 2: When Windows 7 Advanced Boot Options menu appears, select "Safe Mode with Command Prompt" and press Enter key.Step 3: When Command Prompt window appears, type following commands and press Enter key after each one.net usernet user username newpasswordReplace username with your own account name and newpassword with a new password.Part 4: How to Reset Forgotten Windows 7 Password with Installation CDIf you have a Windows 7 installation CD, you can use it to reset forgotten password for Windows 7.Step 1: Boot or reboot your computer, and then press F8 key repeatedly when BIOS screen appears.Step 2: When Windows 7 Advanced Boot Options menu appears, select "Repair Your Computer" and press Enter key.Step 3: When System Recovery Options dialog appears, select your Windows 7 installation and click "Next" button.Step 4: When System Recovery Options dialog appears again, select "Command Prompt" and click "Next" button.Step 5: When Command Prompt window appears, type following commands and press Enter key after each one.bootrec /fixmbrbootrec /fixbootbootrec /scanosbootrec /rebuildbcdexitNow you can restart your computer and login Windows 7 with the new password.