TOOL TUTORIAL · Windows System Recovery & Account Management

How to install and use Chntpw

Chntpw (Change NT Password) is a utility for modifying NT-based operating systems' passwords. It's primarily used to reset passwords on Windows systems when the user has lost access. The tool is especially useful for administrators who need to recover access to a system without …

Quick install: sudo apt install chntpw

Installation steps

  1. Boot the target machine from a Linux live USB
  2. Install chntpw with sudo apt install chntpw
  3. Mount the Windows partition read and write
  4. Point chntpw at the SAM file to edit an account

See the full Chntpw reference →