How to change computer/Laptop Password using old password
1. go to control panel.
2. go to user account.
3. go to change your password.
4. enter your current password.
5. enter new password and then after conform it.
But if you don't know your old password then how to change your password
1. open your command prompt as run as administrator.( windows key + R after type cmd for command prompt)
2. type net user
3. it shows your all user
4. now again type net user and select user name from above list and type new password without knowing old password.
5. Done!!!!!
