Well, firstly, you can reset the password from the command line.

Step 1: Just go to your start menu then choose "run" (or press your Windows key and then press R). Then in the box that pops up, type cmd and press enter.

Step 2: In the black box that comes up, type net user then enter. This will give you a list of all your Windows accounts on that computer.

Step 3: To change the password for one of these accounts is very simple. Say the Windows account name is asked and you want to change the password to my password then you just need to type the following :
net user asks mypassword

Step 4: After pressing enter, you should then get a message saying “the command completed successfully”. That means the password has now been changed and you can now log into that account.

Note: With this method, you must need to logon with administrative privileges.

Secondly, if you the only user on the laptop and there is no password reset disk in hand, then how to do with Windows password recovery?

If you have more than one available account with administrative previlege, you can easily reset the password from Control Panel.

Step 1: Log in to a separate administrator account, if you have more than one set up.

Step 2: Click "Start" in the lower left-hand corner of the screen and navigate through the menu to the Control Panel.

Step 3: Open the User Accounts control panel.

Step 4: Select the user account to which you are unable to log in. Select "Change Password" from the menu and enter a new password for the account. Then click "Okay".

Thirdly, you can reset Windows password by a bootable CD/DVD/USB flash drive.

When you encounter the trouble to reset Windows password, you need to prepare a bootable CD/DVD/USB and download a third party software if you failed to reset the password without a password reset disk or another available admin account and password.

Windows Password Unlocker is such software that you can reset forgotten Windows password for Windows 7/XP/Vista by a burned CD/DVD/USB. It is professionally designed to reset lost password with less time-consuming and 100% recovery guaranteed. Also it can reset Windows domain password for Windows Server 2008/2003/2000.