Under Lock screen settings, you can set the background image of your Lock screen, set the apps that display quick status while your screen is locked, and set an app that displays detailed information. The Personalize section allows you to change settings for your Lock screen, Start screen and Account Picture.
To go to PC Settings, follow the steps below:
It provides you access to many settings related to Personalization, Users, Notifications, Search, Share, General, Privacy, Devices, Wireless, Ease of Access, Sync your Settings, HomeGroup, and Windows Update. PC Settings is a one-stop hub for all the items you need in controlling your system settings.