In Windows 7 only user for which password needs to change or an Administrator user can change password. As matter of security password should be changed frequently.
Method 1
- Login to user for which you want to change password.
- Press Ctrl+Alt+Del
- Click on change a password. Enter your Old (existing) password. Followed new password. Again type new password to confirm. Press Enter key.
Password is changed now.
Method 2
If you don’t know password of the user you can login in to administrator account and change password.