In order to change your password you have to sign in with your current microsoft account password.
Windows change password screen.
If you ve forgotten or lost your windows 10 password for a local account and need to sign back in to your device the below options might help you get up and running.
Within the settings menu click on the accounts to create a new password.
Changing the screen saver password in windows xp and earlier.
Enter your password in the box.
You can configure the sign in screen background you want on the lock screen settings page too.
Select windows spotlight for an automatically changing selection of images from microsoft or select picture or slideshow to choose your own preferred background image.
Click apply b then ok c.
Click on change under change your account password.
If you already know your current password and want to change it.
Open the control panel.
Select start settings accounts sign in options under password select the change button and follow the steps.
In the first text box enter your current password.
Press the windows key type change screen saver then press enter.
Reset your windows 10 local account password.
In the screen saver settings window check the box on resume display logon screen a.
The image you select here will appear as both your lock screen background and sign in screen background.
Double click the display icon.
For windows xp users look instead for the or pick an account to change section and click your user account and then click change my password on the following screen.