Why I can't change windows 10 administrator password?

If you're unable to access your Windows 10 administrator account due to a lost password, and you've tried the built-in recovery options without success. How to  change windows 10 administrator password? You can use the Windows Recovery Environment that comes built into your system, provided that you have access to a Windows installation USB or DVD.

Method: Using Windows Recovery Environment
This method uses Command Prompt to enable the built-in Administrator account or create a new local user with administrative privileges.

Pre-requisites:
1. A Windows 10 installation media (USB or DVD) or a recovery drive. If you don't have one, you may need to create it on another computer.
2. Backup important data if you can access it from another system or by booting from a live USB Linux distribution.

How to change windows 10 administrator password

1. Boot from Installation Media:
* Insert the Windows installation USB or DVD and restart your computer.
* You may need to configure your BIOS or UEFI settings to boot from the USB or DVD.

2. Launch Repair Options:
* Once the installation media loads, select your language preferences, and then click Next.
* Click on Repair your computer at the bottom left of the window.
* Choose Troubleshoot > Advanced Options > Command Prompt.

3. Identify the Windows Partition:
* In Command Prompt, type the following command and press Enter: diskpart
* Then type: list volume
* Identify the letter of the volume where Windows is installed (often it's labeled as C:).

4. Exit DiskPart:
* Type: exit
* Press Enter to return to the command line.

5. Change Directory to Windows:
* Replace C with the correct drive letter for your Windows installation: C: cd Windows\System32