You can check Windows activation status using System Properties. Generally if your Windows 8 is not activated, you can’t customize Start Screen, lock screen or user account picture so first make sure you have activated Windows 8 successfully. You don’t see the page to select desired images. Once you open PC Settings page, you can change lock screen background or user account picture by clicking on “Browse” button as mentioned here.īut many times when you click on browse button, nothing happens. Then click on Settings charm and there you can access PC Settings by clicking on “Change PC settings” link given at the bottom. You can show Charms Bar on screen by moving your mouse cursor to top-right corner or by pressing Win+C keys together. not able to change lock screen background image and user account picture in Windows 8.Īctually Windows 8 users can change lock screen background or user account picture using PC Settings page which can be accessed from new Charms Bar. I have received so many emails from several Windows 8 users complaining about the same problem i.e.