How to "Delete administrator Password" without any software

Method 1

Boot up with DOS and delete the sam.exe and sam.log files from Windows\system32\config in your hard drive.Now when you boot up in NT the password on your built-in administrator account which will be blank (i.e No password).This solution works only if your hard drive is FAT kind.

Method 2:

Step 1. Put your hard disk of your computer in any other PC.

Step 2. Boot that computer an use your hard disk as a secondary hard disk(D'nt boot as primary hard disk).

Step 3. Then open that drive in which the victim's window(or your window) is installed.

Step 4. Go to location windows->System32->config

Step 5. And Delete Sam.exe and SAM.log

Step 6. Now remove hard disk and put in your computer.

Step 7. And boot your computer